Showing Results for One A Day
Search term may appear only in full report available to members. Join now for full access.
Product Review
Multivitamin and Multimineral Supplements Review
32% Failed our Tests. Choose Your Multivitamin Carefully.
Product Review
Menopause Supplements Review (Soy and Red Clover Isoflavones, Black Cohosh) and Progesterone Creams
Choose the Best Menopause Supplement. Find Out Now Which Soy Isoflavone, Red Clover, Black Cohosh, and Progesterone Products Have the Active Compounds You Want!
Clinical Update
4/24/2025
Heavy Metals in One A Day?
A CL member contacted us this week, concerned by a recent report of heavy metals in prenatal supplements, including a prenatal from One A Day. See our take on these findings in our Multivitamins Review.
CL Answer
Where to Safely Buy Real Vitamins and Supplements Online, Not Fakes or Counterfeits
ConsumerLab explains how to avoid counterfeit vitamins and supplements when shopping online on Amazon, Walmart.com, and other sites. Learn to identify authorized sites and sellers and avoid fake supplements. Use the brand-by-brand guide to protect yourself from risk.
Product Review
Cranberry Juices and Supplements Review
CL's Tests Show Which Cranberry Juices and Supplements Are Best and Cost the Least
Clinical Update
11/03/2023
Avoiding Counterfeits: 5 Brands Added
We've added information about Bluebonnet Nutrition, Culturelle, GNC, New Chapter, and One A Day to our article Where to Safely Buy Real Vitamins and Supplements. The article now covers 44 brands.
News Release
March 25, 2026
32% of Multivitamins Fail Testing in ConsumerLab Tests
White Plains, NY, March 25, 2026 — Multivitamin and multimineral supplements are among the most widely used dietary supplements, but new testing by ConsumerLab.com shows that not all products deliver what they promise.
Recalls & Warnings
November 09, 2010
Misleading Claims by "One a Day Men's" Products Result in $3.3 Million Settlement
On October 26, 2010, Attorneys General from California, Illinois and Oregon announced a $3.3 million dollar settlement with Bayer Healthcare over the company’s alleged misleading claims that its One A Day Men’s multivitamins reduced the risk of prostate cancer.
CL Answer
Can heat and humidity destroy whey protein and other sports nutrition supplements (e.g., creatine, BCAAs, digestive enzymes) during shipping or while storing at home?
Find out if heat and humidity can degrade creatine, BCAAs, digestive enzymes, and other muscle enhancing supplements.
Product Review
Vitamin C Supplements Review
Find the Best Vitamin C Supplements
Product Review
Weight Loss Supplements Review (7-Keto DHEA, Forskolin and Stimulant Blend Supplements)
Choose the Best Weight Loss Supplement. Be Careful With Weight Loss Supplements — Few Pass Quality Testing and Safety Review.
Product Review
Muscle & Workout Supplements Review (Creatine and Branched-chain Amino Acids)
Do Creatine and BCAAs Really Improve Strength and Recovery?
Product Review
Psyllium Fiber Supplements Review
Find the Best Psyllium Fiber Supplement and Avoid Lead.
Product Review
Wellbutrin vs. Generic Bupropion Review
Generic Bupropion Is Not Always The Same As Name-Brand Wellbutrin. CL Tests Reveal Differences Between Generic Bupropion and Name-Brand Wellbutrin.
Product Review
Prebiotic Supplements Review
You Can't Tell How Much Fiber Is Really In Most Prebiotics Without Testing
Product Review
Elderberry Supplements Review
Find the Best Elderberry Supplement. Tests and Reviews of Popular Elderberry Supplements & CL's Top Picks.
Product Review
Zinc Supplements, Lozenges, and Melts Review
Find the Best Zinc Supplements, Including Lozenges for Colds.
Product Review
Green Coffee Bean Extract Supplements Review (for Weight Loss)
Choose the Best Green Coffee Bean Extract. 50% of Green Coffee Bean Extract Supplements Don't Deliver Expected Ingredients.
Product Review
Turmeric and Curcumin Supplements and Spices Review
See Our Top Picks Among Turmeric Products
Product Review
Hoodia (Hoodia gordonii) Supplements Review Article
Hoodia Supplements for Weight Loss. Will Hoodia help you lose weight? Make sure you know the facts.
Product Review
Taurine Supplements Review for People, Dogs, and Cats
Find the Best Taurine Supplements. Learn When to Use Taurine and Which Supplement is Best.
Product Review
Ginger Supplements, Chews & Spices Review
Tests Reveal Best and Worst Ginger Supplements & Spices. Poor Quality and Lead Contamination Discovered in Some Products.
Recalls & Warnings
January 04, 2007
Sellers of Popular Weight Loss Supplements Pay $25 Million Over FTC Allegations of Deceptive Advertising
On January 4, 2007, the Federal Trade Commission (FTC) announced that it had filed complaints in four separate cases alleging that weight-loss and weight-control claims were not supported by competent and reliable scientific evidence.
Product Review
Garcinia Cambogia (HCA) Supplements Review
Find the Best Garcinia Cambogia Supplement. Choose Carefully! Most Garcinia (HCA) Weight Loss Supplements Lack Listed Amount of Ingredient .
Product Review
Glutathione Supplements Review
Learn How Glutathione Products Differ, Which Failed, and Our Top Picks
Product Review
D-Mannose Supplements
Find out if D-mannose helps prevent urinary tract infections and how products compare.
Product Review
Probiotic Supplements Review (Including Pet Probiotics)
See What's Really in Probiotics and Our Top Picks
Product Review
Milk Thistle Supplements Review
3,700% Difference Found Among Milk Thistle Supplements. Find the Best Milk Thistle Based on Our Tests and See Our Top Picks.
Product Review
CoQ10 and Ubiquinol Supplements Review
Find the Best CoQ10 and Ubiquinol Supplements and Learn How They Differ
Product Review
Fish Oil, Krill Oil, and Algal Oil Omega-3 (DHA & EPA) Supplements Review
See Our Omega-3 Top Picks and Avoid Rancid Fish Oils.
Product Review
Echinacea Supplements Review
Many Echinacea Supplements Fail CL's Tests. Make Sure You Know What You're Getting!
Product Review
Resveratrol Supplements Review (From Red Wine, Knotweed, and Other Sources)
See Which Resveratrol Supplements Were Best In Our Tests and Comparisons. Learn What Resveratrol Can and Can't Do.
Product Review
Rhodiola Rosea Supplements Review
Do Rhodiola Supplements Help With Depression and Anxiety? Find Out and See Which Rhodiola Supplements Provide the Best Quality & Value.
Product Review
Chromium Supplements Review
Chromium Supplements Review. Best Chromium Supplements Identified -- By Strength.
Product Review
Potassium Supplements Review
Be Careful with Potassium Supplements! Problems Found. Tests and Reviews of Potassium Supplements & CL's Top Picks.
Product Review
L-Citrulline Supplements Review
Learn How Citrulline Products Differ and Our Top Picks
News Release
February 25, 2026
Top-rated Vitamin and Supplement Brands and Merchants for 2026 Based on Consumer Satisfaction
-- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users --
News Release
February 04, 2026
Only 2 of 7 Red Yeast Rice Supplements Approved in ConsumerLab Tests
White Plains, NY, February 04, 2026 — Red yeast rice can be very effective in lowering elevated levels of cholesterol because it naturally contains cholesterol-lowering lovastatin compounds. However, testing by ConsumerLab.
Product Review
Vision Supplements Review (with Lutein, Zeaxanthin & AREDS2 Formulas)
Find the Best Vision Supplement Based Our Tests
Product Review
Calcium and Bone Health Supplements Review (Including Vitamins D & K, Magnesium and Boron)
See Which Bone Health Supplements Are Top Picks and Which Fail
Product Review
Melatonin Supplements Review
Trouble Sleeping? See CL's Tests of Melatonin Supplements and Top Picks.
Product Review
Black Seed Oil Review
Find Out Which Black Seed Oil Supplements Passed or Failed Our Tests. See Our Top Picks.
Product Review
Bilberry Supplements Review
Choose the Best Bilberry Supplement. Some Bilberry Is Not Authentic!
Product Review
CBD Oils, Softgels, Gummies, Creams & Salves Review
See How Much CBD and THC We Found in Products.
Product Review
Vitamin D Supplements Review (Including Calcium, Magnesium, Vitamin K, and Boron)
Find the Best Vitamin D Supplement and Avoid Problems
Product Review
Vitamin E Supplements Review
Find the Best Vitamin E Supplement. Tests and Reviews of Popular Vitamin E Supplements & CL's Top Picks.
Product Review
Prostate Supplements Review (Saw Palmetto and Beta-Sitosterol)
Find the Best Prostate Supplement for Symptoms of BPH. See Which Prostate Supplement Passed or Failed CL's Tests of Quality.
Product Review
Glycine Supplements Review
Tests of Glycine Show High-Quality but Major Savings with Right Products.
Product Review
Garlic Supplements Review
Find the Best Garlic Supplements. CL Tests Reveal Big Differences in Garlic Strength -- Some Have Little to No Garlic!.
Product Review
PQQ (Pyrroloquinoline Quinone) Supplements Review
Learn What PQQ Does and Which PQQ Supplements are Best
Product Review
NAD Booster Supplements Review (NAD+/NADH, Nicotinamide Riboside, and NMN)
How Important Is Boosting NAD+ Levels? Find Out and Learn How Booster Supplements Compare.
Product Review
Quercetin & Rutin Supplements Review
Quality's a Concern With Quercetin and Rutin Supplements -- Only 17% of Claimed Amount In One
Product Review
Phosphatidylserine (PS) Supplements
Find out if phosphatidylserine helps with memory and which products are best.
Product Review
Sexual Enhancer Supplements Review (with Yohimbe, Horny Goat Weed, Arginine)
Choose the Best Sexual Enhancer Supplement. Only 30% of Selected Sexual Enhancement Supplements Pass Quality Tests.
Product Review
Beetroot Juices, Powders, and Chews Review
Our Tests Show Which Beetroot Products Have the Most Nitrate, Least Lead, and Lowest Cost
Product Review
Low-Dose Lithium Supplements Review
Choose the Best Low-Dose Lithium Supplement. CL Tests Reveal Which Low-Dose Lithium Supplements Offer the Best Quality and Value.
Product Review
Green Tea Review: Tea Bags, Loose Leaf Tea, Matcha Powders, and Supplements
Some green teas provide barely any green tea polyphenols, while some others are high strength. See the Test Results and Our Top Picks for Green Tea.
Product Review
L-Theanine Supplements Review
Touted for Stress Relief, Do L-Theanine Supplements Work?
CL Answer
Are gummy vitamins better or worse than pills?
Learn more about gummy supplements, including those for multivitamins, vitamins C and D, calcium, and B vitamins.
Product Review
Ashwagandha Supplements Review
Find the Best Ashwagandha Supplement. Only 38% of Ashwagandha Products Pass Tests.
Product Review
Magnesium Supplements Review (Including Calcium, Vitamins D & K, and Boron)
Find Out What Magnesium Does, Who Needs It, and Our Top Picks Among Supplements
Product Review
L-Lysine Supplements Review
Read L-Lysine Labels Carefully. Some Can Fool You.
Product Review
Choline and Lecithin Supplements Review (Including Phosphatidylcholine, CDP-Choline, and Alpha-GPC)
Choose the Best Choline Supplement. Find Out How Much Choline Popular Supplements Really Provide.
Product Review
Digestive Enzyme Supplements Review
Big Differences in Strength Found Among Digestive Enzyme Supplements. CL Tests Reveal Which Are Best.
Product Review
Acai Berry Supplements and Beverages Review
Find the Best Acai Berry Supplements and Beverages. See Which Acai Berry Supplements and Beverages Passed Our Tests of Quality.
Product Review
CLA (Conjugated Linoleic Acid) Supplements Review (for Slimming)
Choose the Best CLA Supplement. Not All CLA Supplements Contain What You Expect.
Product Review
Cholesterol-Lowering Supplements Review (Sterols/Stanols and Policosanol)
Find the Best Cholesterol-Lowering Supplement. See Which Plant Sterol and Policosanol Supplements Passed Our Tests and Are Our Top Picks.
Product Review
Seaweed Snacks and Foods Review
Tests Reveal Seaweed Snack Risks
Product Review
Selenium Supplements Review
Choose the Best Selenium Supplement. Find Out If You Need Selenium and Which Supplement Is Our Top Pick.
Product Review
St. John's Wort Supplements Review
Find the Best St. John's Wort Supplement. Only 40% of St. John's Wort Supplements Pass Tests & Strength Varies Widely.
Product Review
L-Tryptophan and 5-Hydroxytryptophan (5-HTP) Supplements Review
Choose the Best L-Tryptophan and 5-HTP Supplements. CL Tests Identify High Quality L-Tryptophan and 5-HTP (5-Hydroxy-L-Tryptophan) at the Best Value.
Product Review
B Vitamin Supplements Review (B Complexes, B6, B12, Biotin, Folate, Niacin, Riboflavin & More)
See Our Top Picks and Which 5 Failed Testing
Product Review
Red Yeast Rice Supplements Review
Only 2 of 7 Red Yeast Rice Supplements Approved in CL Tests
Product Review
SAMe (S-adenosyl-methionine) Supplements Review
Choose the Best SAMe Supplement and Save Money
Product Review
Plant-Based Milks Review (Almond, Cashew, Coconut, Flax, Hemp, Macadamia, Oat, Pea, and Soy)
Find the Best Non-Dairy Milk Alternative. ConsumerLab Tests Reveal What's Really In Plant-Based Milks.
Product Review
Chia Seed Review — Whole, Ground, and Sprouted Seed, Seed Flour, & Supplements
Find the Best Chia Seeds, Sprouted Chia Powder, Flour, and Chia Supplements. Tests and Reviews of Chia Seeds & CL's Top Picks.
Product Review
Astaxanthin Supplements Review
See Which Astaxanthin Products Passed or Failed CL's Tests
Product Review
L-Arginine Supplements Review
Choose the Best L-Arginine Supplement. Find Out Which L-Arginine Supplement Passed CL's Tests.
Product Review
GABA Supplements Review
Does GABA Work As a Supplement?
Product Review
Shilajit Supplements Review (Resins and Extracts)
We Discovered Major Differences Among Shilajit Supplements
Product Review
Olive Leaf Extract Supplements Review
Learn What Olive Leaf Does and the Best Brands
Product Review
Saffron Supplements Review
See How Saffron Supplements Compare and What They Do
Product Review
Holy Basil Supplements Review
Find the Best Holy Basil (Tulsi) Supplements. Tests and Reviews of Popular Holy Basil Supplements & CL's Top Pick.
Product Review
Toprol XL vs. Generic Metoprolol Succinate Extended-release (ER) Tablets Review Article
Choose the Best Blood Pressure Medication. Find Out Why Some Generic Blood Pressure Medications Are Not the Same as the Original & May Increase Blood Pressure or Have Other Disturbing Side Effects.
Product Review
Coconut Waters Review
Best Coconut Water? See Our Tests and Comparisons of Popular Brands Looking at Sugar, Electrolytes, Taste and Price.
Product Review
Iron Supplements Review (Iron Pills, Liquids and Chews)
See Which Iron Supplements Are CL's Top Picks for Different Needs
News Release
December 09, 2025
ConsumerLab’s Tests of Beetroot and Nitrate Products Yield Shocking Findings
White Plains, NY, December 09, 2025 — Beetroot products are promoted for their naturally occurring nitrate, which can relax blood vessels and improve blood flow. Few products, however, list nitrate levels.
Product Review
Collagen Supplements Review
See our Top Picks for Wrinkles and Joints
Product Review
Extra Virgin Olive Oil Review
Many Extra Virgin Olive Oils Don't Seem to Make the Grade
Product Review
Vitamin K Supplements Review (Including Calcium, Vitamin D, Magnesium & Boron)
Find Out If It's Worth Taking Vitamin K and Which Products Are Best
Product Review
NAC (N-Acetyl Cysteine) Supplements Review
Choose the Best NAC Supplement and Save Money
Product Review
Cinnamon Supplements and Spices Review
CAUTION: Limit Use of Some Cinnamon Due to Liver Toxin. See Our Findings and Top Picks.
Product Review
Nattokinase Supplements Review
Only 5 of 8 Nattokinase Supplements Pass Tests.
Product Review
African Mango (Seed Extract) Supplements for Weight Loss Review Article
Do African Mango Supplements Really Work For Weight Loss? Learn More About Choosing the Best African Mango Supplement: Evidence, Safety, Side Effects & More.
Product Review
Boron Supplements Review (Including Calcium, Magnesium, and Vitamins D & K)
Is Boron Needed for Bone Health? Find Out and See Our Top Pick Among Supplements
CL Answer
What are the side effects of ashwagandha supplements?
Learn about the safety and side effects of ashwagandha supplements, including headache, sleepiness, upset stomach, blood pressure and more. ConsumerLab.com's answer explains.
Product Review
Fruits, Veggies, and Other Greens Supplements Review (Including Spirulina and Chlorella)
Avoid Lead in Greens, Problems with Pills, and Don't Give Up Eating Whole Foods.
Product Review
Canned Tuna, Salmon, Sardines & Mackerel Review
Find Fish With the Least Mercury & Arsenic and Most Omega-3s
Product Review
Alginate Supplements Review (For Reflux)
See Our Top Pick Alginate Supplements For Reducing Symptoms of Gastroesophageal Reflux (GERD)
Product Review
Acetyl-L-Carnitine Supplements Review
Choose the Best Acetyl-L-Carnitine Supplement. Don't Overpay! CL Identifies Quality Acetyl-L-Carnitine Supplements at the Best Value.
Product Review
Maca Supplements Review
Choose the Best Maca Supplement. Make Sure Your Maca Supplement Isn't Contaminated With Lead.
Product Review
Bone Broth Review
Find the Best Bone Broth for Quality, Taste, and Value. Four of 10 Products Fail to Get CL Approval.
Product Review
Vitamin A Supplements Review, Including Beta-Carotene and Cod Liver Oil
Find the Best Vitamin A Supplement. Best Quality Vitamin A Supplements Identified, Including Cod Liver Oil.
Product Review
Joint Health Supplements Review (Glucosamine, Chondroitin, MSM, Boswellia, Collagen and Turmeric)
18% of Joint Health Supplements Failed to Pass Our Tests. See Which Passed or Failed, and Our Top Picks.
Product Review
Black Currant, Borage, Evening Primrose, Flax and Hemp Seed Oil Review
Choose the Best Flaxseed and Other Oils Based on Our Tests.
Product Review
Rolled Oats and Steel-Cut Oats Review
Find the Best Rolled and Steel-Cut Oats -- Beware of Unexpected Gluten.
Product Review
Coconut Oil and Medium Chain Triglycerides (MCT) Oil Review — Semi-Solid and Liquid Oils & Supplements
Find the Best Coconut Oil and MCT Oil. See How These Oils Compare on Medium Chain Triglycerides (MCTs), Quality, and Value.
Product Review
Alpha-Lipoic Acid Supplements Review
Choose the Best Alpha-Lipoic Acid Supplement — See the Amounts of Active "R-Isomer" We Found
Product Review
Pomegranate Juice and Supplements Review Article
What Are the Benefits of Pomegranate Juice and Supplements? Find Out What Pomegranate Can and Cannot Do For Your Health.
Product Review
L-Glutamine Supplements Review
Find the Best L-Glutamine Supplements Based on Quality and Value. See our Top Picks.
Product Review
Lactose Intolerance Products Review (Lactase Enzyme Supplements and Lactose-Free Milks)
Choose the Best Lactase Enzyme Supplement and Lactose-Free Milk. Find a CL Approved Lactose Intolerance Product.
CL Answer
Is it possible to take too much vitamin C?
Find out the daily value of vitamin C, along with possible side effects of excessive vitamin C intake. ConsumerLab explores the topic of proper vitamin C supplement usage, and why taking too much can be harmful.
CL Answer
After taking a curcumin supplement, I started getting chronic diarrhea which went away when I stopped taking it. Can curcumin supplements cause diarrhea?
Learn more about the side effects of curcumin supplements, including diarrhea and other gastrointestinal discomfort.
CL Answer
As vitamin D is a fat-soluble vitamin, why is it necessary to take it every day?
Find out how best to take vitamin D supplements, including cautions on overdoses.
CL Answer
What are the health benefits of andrographis? Can it treat colds, help with joint pain, or other conditions, and is it safe?
Learn about the health benefits of andrographis, whether it can help relieve cold symptoms, reduce pain and stiffness of osteoarthritis or rheumatoid arthritis, decrease symptoms of ulcerative colitis, or slow the growth of cancer. See the clinical evidence for the branded andrographis extract ParActin. Plus, learn about dosage, side effects and drug interactions with andrographis.
CL Answer
Signal Relief Patches – Do They Really Relieve Pain and Are They Safe?
Signal Relief Patches are marketed as providing "drug-free pain relief for as little as 30¢ per day." Find out if they work and are worth the cost.
CL Answer
Can drinking coffee weaken bones or make arthritis worse?
Learn about the effects of coffee intake on bone mineral density, risk of osteoporosis, and risk of fracture. Also, find out if drinking coffee might increase the risk of arthritis or worsen symptoms.
CL Answer
When is the best time of day to take a multivitamin?
Find out the best time of day to take your multivitamin for best absorption of vitamins and minerals, whether you should take your multi with food, which vitamins and minerals may inhibit the absorption of other vitamins and minerals, or medications. ConsumerLab.com's answer explains.
CL Answer
Does AZO Bladder Control really work for overactive bladder?
AZO Bladder Control information, including results from clinical studies on bladder control, dosage, and safety.
CL Answer
Butyrate Supplements for Gut Health: Does butyric acid really work and is it safe?
Can butyrate supplements improve gut health or help reduce symptoms of irritable bowel syndrome (IBS) or Crohn's disease? Find out what the clinical evidence shows, learn about the different forms of butyrate, including sodium butyrate, calcium-magnesium butyrate, and tributyrate, and get details about products such as BodyBio Sodium Butyrate and Healus Complete Biotic Tributyrin, dosage, safety and cost.
CL Answer
When is the best time to take probiotics to prevent diarrhea from antibiotics - before, during, or after the course of antibiotic treatment?
When is the best time to take probiotics to reduce the risk of diarrhea from antibiotics?
CL Answer
Do any supplements help prevent or treat a cold?
Are there supplements that can help prevent or treat cold symptoms? Learn more about zinc, probiotics, vitamin C and more.
CL Answer
Does methylene blue increase energy, slow aging, or improve memory?
Methylene blue is promoted for increasing energy, slowing aging, and improving memory. Find out if there is evidence for this, plus safety and side effects.
CL Answer
Is cinnamon dangerous for my liver? I put about a teaspoon of it in my oatmeal every day.
The most common form of cinnamon contains a naturally occurring liver toxin called coumarin. Find out how much cinnamon is safe to consume, and how often it can be consumed. Also learn how much coumarin ConsumerLab found in popular cinnamon and spices.
CL Answer
Which supplements may benefit people with essential tremor, and which should be avoided?
Learn about supplements used for treating essential tremor, including caprylic acid (also called octanoic acid), thiamin (vitamin B1), cannabidiol (CBD), GABA (gamma-aminobutyric acid), and branched-chain amino acids. Find out which work and which don't. Also find out which supplements and food may make essential tremors worse.
CL Answer
A tea called Throat Coat made me lethargic and I was found to have low potassium. Is this a known problem? I was drinking 5 cups a day.
Throat Coat tea information, including licorice root content, potassium loss, and symptoms such as lethargy, increased blood pressure and fluid retention. ConsumerLab.com's answer explains.
CL Answer
OmegaXL Review: Does It Really Work for Joint and Muscle Pain?
Read our in-depth review of OmegaXL to see if it really helps with joint and muscle pain.
CL Answer
What are the health benefits of serrapeptase?
Serrapeptase is a proteolytic enzyme. Learn more about its health effects, including whether evidence supports its use for pain, inflammation, and heart health.
CL Answer
What is Protandim and does it really work?
What is Protandim and does it really work? Can Protandim reduce oxidative stress? ConsumerLab's answers discusses Protandim's effectiveness, reviews and studies.
CL Answer
Does Bacopa extract improve memory, mood, or sleep? Is it safe?
Find out if bacopa improves memory and cognition, mood or sleep, and whether it's been shown to be helpful in people with Alzheimer's disease or dementia. Plus, learn about the safety and common side effects of bacopa.
CL Answer
Is UpWellness Golden Revive + for Joint Support Worth It?
UpWellness Golden Revive + claims to offer relief for inflammation, muscle tension, and nerve pain. Find out if research supports these claims and if it's worth its price.
CL Answer
Can any vitamins or minerals help prevent or reduce canker sores or cold sores?
Find out which, if any, supplements, including iron, L-lysine, monolaurin, olive leaf extract, vitamin B-12, and zinc, may be beneficial for canker sores or cold sores.
CL Answer
Are Caffeine Patches as Good as Drinking Coffee?
Caffeine patches are marketed as an alternative to coffee and other forms of ingested caffeine, but just how good are these patches? Find out.
CL Answer
LifeWave Patches: Do They Work?
LifeWave patches are promoted for numerous health benefits, but does research support these claims? Find out, and learn about possible safety concerns, cost, and controversies related to LifeWave patches.
CL Answer
Have you heard of the probiotic, Keybiotics? Does it do what it claims, and is it worth the money they charge?
Whole Body Research Keybiotics probiotic information, including its ingredients and possible cheaper alternatives.
CL Answer
Should I be worried that my supplement contains "caramel coloring IV"? I've heard that it has been linked to cancer.
Learn more about caramel coloring IV, including evidence from studies on cancer.
CL Answer
What are the health benefits of bovine colostrum and is it safe?
Bovine colostrum is promoted for boosting immunity, preventing and treating diarrhea, and improving gut health, but does it really work? See the clinical evidence for bovine colostrum, including doses that have been used, as well as safety concerns, cost considerations, and the difference between regular bovine colostrum and hyperimmune bovine colostrum.
CL Answer
Does coffee have brain benefits?
People commonly drink coffee to increase alertness, counteract fatigue, and boost cognition, but does it really improve memory and cognitive function? Find out, and learn about risks linked with drinking too much coffee.
CL Answer
Do any supplements help prevent or reduce eye floaters?
Find out eye floaters (vitreous floaters) be treated with supplements like vitamin C, lutein, ginkgo, milk thistle, collagen or hyaluronic acid, or with products such as VitreousHealth.
CL Answer
Is drinking coffee good or bad for heart health?
Learn more about coffee and caffeine, its safety, if it's good for you, how much coffee is too much and its impact on your heart.
CL Answer
Do any supplements help with gum disease or periodontitis?
Supplements for healthy gums may help with gum disease or periodontitis. Learn more about omega fatty acids, lycopene, and probiotics.
CL Answer
L-Serine & D-Serine: Health Benefits and Safety
Serine exists in two forms: L-serine and D-serine. Find out how these two forms differ and learn if either form has health benefits and if it is safe.
CL Answer
Can taking too much vitamin B-6 be dangerous?
Find out if multivitamins contain excessive amounts of B-6, how much B-6 is too much, and symptoms of toxicity and overdose.
CL Answer
Can white kidney bean extract lower blood sugar or help me lose weight?
Does white kidney bean extract help promote weight loss? Find out more including evidence from clinical studies and dosage.
CL Answer
Are cranberry supplements helpful for men? Can they help with symptoms of an enlarged prostate, prostatitis, or urinary tract infections?
Learn more about how cranberry pills, cranberries, cranberry juice and supplements can help prevent urinary tract infections.
CL Answer
Which supplements are best for seasonal allergies?
Find out which supplements are best for allergies and can help reduce seasonal allergy symptoms, including bromelain, curcumin, vitamin D, and CLA.
CL Answer
Do "Mr. Happy Stack" supplements improve memory, cognition and mood, and are they safe?
Find out if Happy Stack supplements really work to enhance memory and cognition, plus safety and side effects. ConsumerLab.com's answer explains.
CL Answer
Are Moringa Leaf Supplements Helpful and Safe?
Are moringa leaf supplements beneficial for diabetes, lowering cholesterol, lowering blood pressure, improving liver function, and other conditions, and are they safe? Find out.
CL Answer
Do any supplements or foods help prevent sunburn or skin damage from sun exposure? Can any increase your risk of sun-related skin damage?
Find out which supplements may help protect from sunburn and sun-related skin damage, including beta-carotene, vitamins A and C, and cocoa.
CL Answer
Is it true that eating Brazil nuts can help with weight loss? Are there other health benefits or risks of Brazil nuts
Learn more about vitamin E intake from nuts, including Brazil nuts, hazelnuts, and almonds.
CL Answer
Mullein Tea: Possible Health Effects and Safety
Mullein tea is often promoted for relieving symptoms of lung conditions, including coughing, hoarseness, sore throat, and shortness of breath. Find out if there is evidence to support these uses, and learn about possible side effects of mullein.
CL Answer
Which supplements and foods reduce or increase the risk of kidney stones?
Find out which supplements, foods and beverages may increase or decrease the risk of kidney stones, including information about potassium, calcium, choline, turmeric and curcumin, vitamin C, as well as foods and beverages such as green tea, lemon juice, orange juice, cranberry juice, chocolate and almonds.
CL Answer
What is lactoferrin and will it really strengthen my immune system?
Info about lactoferrin supplements, clinical evidence for strengthening the immune system, preventing or treating colds, gut health and treating H.
CL Answer
What are the health benefits of tart cherry juice?
See the evidence for tart cherry juice health benefits from clinical studies. Find out if tart cherry has anti-inflammatory effects, if it can improve sleep, lower high blood pressure, or help for muscle pain and osteoarthritis.
CL Answer
Do any supplements, like Nervive, help with nerve pain, like sciatica, diabetic neuropathy or postherpetic neuralgia?
Find out which supplements for nerve pain, including fish oil and alpha-lipoic acid, are effective for sciatica, diabetic neuropathy, or postherpetic neuralgia.
CL Answer
Can fisetin, also called Cognisetin and Novusetin, really improve memory or slow aging?
Can fisetin (Cognisetin and Novusetin) improve memory or slow aging? Find out what clinical research shows and learn about safety and pricing of fisetin.
CL Answer
Which supplements help with Raynaud's phenomenon?
Raynaud's phenomenon may be helped by some supplements. Learn more about fish oil, Gingko biloba, and ginseng.
CL Answer
Is ingesting colloidal silver helpful for any condition and is it safe to use?
Find out if there is evidence showing colloidal silver can help to treat infections, boost the immune system, help with arthritis and more, plus find out if colloidal silver can cause blue skin or other side effects.
CL Answer
AGZ for Sleep – Is It Worth It?
AGZ claims to "support restful, restorative sleep" without melatonin, but is there evidence to support this use and is it worth its price? Find out.
CL Answer
Resistant Starch: Health Benefits & Safety
Resistant starches have been promoted for improving bowel function, blood sugar control, reducing risk factors of metabolic syndrome, and for weight loss. Find out if they work.
CL Answer
Does Arthrozene help with joint pain, and is it safe?
Arthrozene by Fisico is promoted for joint stiffness, soreness and discomfort. Find out if it is likely to help and if it is worth the cost.
CL Answer
What is monolaurin? Can it really prevent colds, cold sores, or other infections?
Lauricidin (monolaurin) information for preventing colds, immune system function, and safety.
CL Answer
What supplements should I stop taking before surgery?
Info on which supplements to avoid before surgery due to increased risk of bleeding or interference with anesthesia.
CL Answer
I use beta-sitosterol for my prostate. Should it be taken with or without food?
How should you take the prostate supplement beta-sitosterol to maximize absorption? Learn more at ConsumerLab.com.
CL Answer
Which supplements can cause diarrhea?
Can supplements like magnesium cause diarrhea? Find out which supplements may cause diarrhea, such as vitamin B12, curcumin, magnesium, vitamin C and fish oil.
CL Answer
Does silica have health benefits? What is BioSil, and can it really increase collagen production and strengthen hair, skin, nails and bones?
Information about the health effects of silica (silicon dioxide) and orthosilicic acid (an ingredient in BioSil), including whether these forms of silicon can really increase collagen production, thicken hair, strengthen nails & bones.
CL Answer
What are the health benefits of palmitoylethanolamide (PEA), and is it safe?
Palmitoylethanolamide (PEA) is commonly promoted for its anti-inflammatory and pain-relieving effects. Find out if it works.
CL Answer
I am 70 a year male in relatively good health. I plan on walking the Camino in France (500 miles). I am looking for a multivitamin that would best supply me with my needs during this walk/hike. What would be the best product or combination of products to use?
Find out if older adults who walk or hike should take a multivitamin, vitamin C, vitamin D, or other supplements, like electrolytes, when hiking. Plus, see our advice for choosing a good sunscreen.
News Release
October 30, 2025
ConsumerLab.com Reveals Key Safety Tips for Cinnamon Users: What You Need to Know About Toxic Compounds and Health Benefits
October 30, 2025 — Cinnamon is a popular spice and supplement, but new testing by ConsumerLab.com highlights important safety considerations for regular users. Dr. Tod Cooperman, president of ConsumerLab.
News Release
February 25, 2025
Top-rated Vitamin and Supplement Brands and Merchants for 2025 Based on Consumer Satisfaction
White Plains, New York, February 25, 2025 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on over 8,400 responses collected in November/December 2024.
CL Answer
Which supplements reduce the risk of stroke? Which increase the risk of stroke?
Find out which supplements (may help reduce the risk of stroke/might increase the risk of stroke.)
CL Answer
Do any supplements help for varicose veins or chronic venous insufficiency?
Find out which supplements help for varicose veins and chronic venous insufficiency, including citrus bioflavonoids and grape seed extract.
CL Answer
Do any supplements or lifestyle changes reduce the symptoms of tinnitus? Is it true that some supplements can cause tinnitus?
Learn which supplements can ease tinnitus, including melatonin and pine bark extract. Understand which may actually cause tinnitus.
CL Answer
Does TA-65 Astragalus Extract Increase Telomere Length and Longevity?
TA-65 Astragalus Extract is promoted to increase telomere length. Find out if there is evidence for this, if this increases lifespan or longevity, plus safety, side effects and cost.
CL Answer
Is there a difference between taking vitamin D in the dry form versus the oil capsules? Is one better than the other?
Learn more about how to take vitamin D, the best form to take and the best time of time day to take vitamin D.
CL Answer
Which supplements and foods can help lower or control blood sugar?
Find out which supplements can help lower or control blood sugar. Supplements including turmeric/curcumin, fiber, cinnamon, and ginseng are believed to help lower blood sugar.
CL Answer
Does taking curcumin and boswellia together increase their individual anti-inflammatory effects?
Find out if taking boswellia and curcumin together can increase their individual anti-inflammatory effects. ConsumerLab.com's answer explains.
CL Answer
Is it possible to get too much vitamin D?
Too much vitamin D can lead to adverse effects, including hypercalcemia (excess calcium in the blood).
CL Answer
Is the Resurge supplement a scam? I'm having trouble getting a refund.
Resurge supplement scam? ConsumerLab has received several complaints from unhappy consumers who purchased Resurge and said they did not receive the product or a refund.
CL Answer
Is kratom too dangerous to use?
Find out if kratom is safe/legal to use, including potential adverse effects, such as agitation, rapid heartbeat, nausea, drowsiness, seizures, and possible drug interactions.
CL Answer
What is Pycnogenol, does it work, and is it the same as other pine bark extracts?
Learn more about Pycnogenol, including evidence from clinical studies on blood clots, osteoarthritis, cognition, vision, tinnitus, and the skin and safety.
CL Answer
What are trace minerals and do I need them?
Trace minerals include boron, chromium, copper, iodine, iron, manganese, molybdenum, nickel, zinc, and others. Find out what they do, how much of each trace mineral you should be getting, and who's most likely to be deficient in these minerals.
CL Answer
Can supplements, natural eye drops, or lifestyle modifications improve symptoms of dry eye?
Can supplements such as fish oil, flaxseed oil or curcumin (from turmeric) help treat dry eyes? Find out, including formulas and doses that have shown benefit. Also, learn if drinking more water or using eye drops containing castor oil, N-acetylcarnosine or aloe can help with dry eye.
CL Answer
What is hydrogen water? Is it beneficial for alertness, athletic performance, arthritis or other conditions, and is it safe?
Find out if hydrogen water has benefits with regard to alertness, side effects of radiotherapy in cancer patients, metabolic syndrome, athletic performance, rheumatoid arthritis, liver disease, and other conditions, and learn if it is safe to use.
CL Answer
How do I choose the best CoQ10 supplement?
Looking to choose the best CoQ10 brand supplement? Understand which CoQ10 you are buying, differences in dose, absorption, quality and more. ConsumerLab explores this topic.
CL Answer
Do hair loss supplements, such as Viviscal, Hair La Vie, and Nutrafol, or topical essential oils work?
Vitamins and supplements that may help with hair loss and thinning, including saw palmetto, beta-sitosterol, protein, iron, and vitamin D.
CL Answer
Which supplements and lifestyle changes improve sleep, and which cause insomnia?
Find out which vitamins may help you sleep and learn if any vitamins or supplements can cause insomnia.
CL Answer
What is the benefit of magnesium orotate compared to other forms of magnesium?
Find out if magnesium orotate is the best form of magnesium for supplements, including safety concerns.
CL Answer
What’s the Best Way to Get High-Quality Protein from Food?
Find out the best way to get high-quality protein from animal or plant-based food instead of supplements.
CL Answer
What is the difference between fish oil and cod liver oil? Is one better than the other?
Find out how regular fish oil and cod liver oil differ including amounts of omega-3s EPA and DHA, vitamin A and vitamin D, which is best to suit your needs. ConsumerLab.com's answer explains.
CL Answer
My HDL (good) cholesterol level is low. Should I take niacin to raise my HDLs?
Learn more about niacin and find out if it can raise HDL ("good") cholesterol levels.
CL Answer
Which supplements and foods help with gout and which may worsen it?
Find out about the effects on uric acid levels and gout of fish and fish oil, coffee, beer, animal meat, milk proteins, vegetable proteins, fructose, lemon juice, tart cherry juice, vitamin A, vitamin C, and niacin
CL Answer
Which vitamins and minerals should be taken together or separately?
Find out the best way to take vitamins and minerals and which vitamins and minerals should be taken together or separately for proper absorption. ConsumerLab answer explains the best way to take vitamins and minerals.
CL Answer
Do any supplements or foods help with migraine? Do any trigger migraine?
Find out if supplements such as magnesium, CoQ10, riboflavin, butterbur, feverfew and others help with migraine. Also learn about foods that may trigger migraine, including chocolate and watermelon.
CL Answer
Are there supplements I should take, or take differently, when intermittent fasting?
Supplements that may help when intermittent fasting. Information about whey protein, CoQ10, magnesium and others, plus coffee, fiber and more.
CL Answer
Do any supplements naturally suppress appetite and help with weight loss?
Learn which natural ingredients can suppress appetite and find if these natural appetite suppressants help with weight loss.
CL Answer
Is Relief Factor likely to relieve aches and pains, and is it safe?
Find out if the dietary supplement Relief Factor is likely to help relieve aches and pains, if it is safe, and if it is worth the cost.
CL Answer
Risks of Too Many Vitamins & Supplements
Taking too many vitamin supplements -- or taking too much of a particular supplement -- can have short and long-term adverse effects.
CL Answer
What are the possible health benefits of fenugreek, and is it safe?
Fenugreek is promoted for boosting testosterone, increasing breastmilk production, lowering blood sugar, improving symptoms of polycystic ovary syndrome (PCOS), and other conditions, but does it work? Find out.
CL Answer
10 Supplements That May Help Reduce Nighttime Urination (And 5 That May Not)
Waking up more than once during the night to use the bathroom? Learn more about the 9 supplements that may help and 5 others that don't.
CL Answer
Is Modified Citrus Pectin (MCP) helpful for prostate or breast cancer?
Modified Citrus Pectin (MCP) information including its effects on cancer, such as prostate cancer, and more.
CL Answer
Are Pyruvate Supplements Helpful and Safe?
Pyruvate supplements have been promoted for weight loss, boosting athletic performance, and lowering cholesterol. Find out if they work, if they're safe, and how to choose a pyruvate supplement.
CL Answer
Do any supplements, foods or lifestyle modifications help with brain function, like memory and cognition?
Find out which supplements help improve memory, brain function and cognition, including fish oil, some B vitamins, cocoa, and curcumin. ConsumerLab's answer explains the evidence for supplements promoted to help with brain function and cognition.
CL Answer
Which vitamins and supplements should be stopped before getting blood work, laboratory tests, or medical imaging?
Find out which vitamins and supplements can interfere with blood, urine or stool tests, and imaginging tests, like bone scans and MRIs. Learn how B vitamins such as biotin, niacin and riboflavin, as well as calcium supplements, St. John’s wort, vitamin C, and others supplements can affect test results, as well as common foods that may interfere with tests.
CL Answer
Are Balance of Nature products good dietary supplements?
Do Balance of Nature supplements "Fruits" and "Veggies" supplements really provide the daily recommended servings of fruits and vegetables, and are they worth the cost? Find out.
CL Answer
Which supplements can help to lower blood pressure?
Supplements to lower blood pressure, including CoQ10, vitamin C, fish oil, and olive oil, are all explored to find out what works.
CL Answer
Do any supplements help for flu?
Which supplements may help prevent or reduce symptoms of colds or the flu, including vitamin D, ginseng, NAC, and elderberry.
CL Answer
Is there a danger in taking lecithin or phosphatidylcholine? I heard that they may increase the risk of heart attacks.
Lecithin, phosphatidylcholine and choline - Learn more about the potential link between them and cardiovascular disease.
CL Answer
Should I take, or avoid, any supplements if I take omeprazole (Prilosec), esomeprazole (Nexium), or other proton pump inhibitors for heartburn?
Supplement interactions with proton pump inhibitor (PPI) drugs like omeprazole (Prilosec) and Nexium.
CL Answer
What is Skinny Fiber and does it really work? I see that glucomannan is a key ingredient. What is that?
Learn more about Skinny Fiber, including its key ingredient glucomannan, evidence from clinical studies, dosage info, and safety.
CL Answer
I'm worried that I'm not getting enough potassium, but potassium supplements only provide a small dose -- much less than the daily requirement. Why is this, and how can increase my daily intake?
Find out why many potassium supplements contain small doses of potassium and how to get adequate potassium from food and supplements.
CL Answer
Can eating almonds reduce wrinkles or have other health benefits?
Find out if eating almonds can reduce wrinkles or improve aging skin.
CL Answer
What is TUDCA (tauroursodeoxycholic acid)? Does it have any proven health benefits, and is it safe?
TUDCA information, including its potential health benefits, safety, possible interactions, and cost.
CL Answer
Should you take olive oil as a supplement?
Although extra virgin olive oil has many possible health benefits, such as reduced risk of heart disease and improved blood sugar control, these and other benefits have been demonstrated when olive oil replaces for saturated fats in the diet, not when taken as a supplement, as we explain.
CL Answer
8 Supplements That May Help Treat Peptic Ulcers – And Some to Avoid
Peptic ulcers caused by H. pylori infection are typically treated with antibiotics, but certain supplements may also help. Find out which 8 supplements might be beneficial - and which should be avoided.
CL Answer
Does Qualia Mind boost memory and mental function and is it worth cost?
Learn about the ingredients in Qualia Mind, whether or not we think the formula works and is safe, and if we think it's worth the cost.
CL Answer
What is C15:0 fatty acid (found in fatty15), and does it have health benefits?
C15:0 fatty acid in fatty15 is promoted for “healthier hair & skin, balanced metabolism, and deeper sleep,” as well as “slowing the aging process.” Find out if it works.
CL Answer
Are there supplements, foods, or beverages that I should avoid when taking clopidogrel (Plavix)?
Learn about supplement interactions with clopidogrel (Plavix). Supplements that may interact with this medication include cannabidiol (CBD), grapefruit, St. John's wort, ginkgo and others.
CL Answer
How much calcium do you need each day, what forms are best, and how much is too much?
Learn about the recommended daily intake of calcium from food & supplements and why taking too much can be harmful. Also, learn about the forms of calcium that are available and which are best.
CL Answer
Does Prelief Help with Heartburn or Bladder Pain Caused By Acidic Foods?
Learn about Prelief, a product promoted to reduce acidity from foods and drinks that may cause bladder pain, frequent urination, heartburn, or indigestion. Discover what Prelief claims to do, the clinical evidence supporting its use, and important safety considerations.
CL Answer
When is the best time of day to take red yeast rice?
Find out the best time of day to take red yeast rice supplements. Some statins should be taken at night, so should red yeast rice be taken before bedtime too? ConsumerLab.com's answer explains.
CL Answer
Why aren't there children's multivitamins specifically for girls vs. boys?
Find out the best children's multivitamins for girls and boys, why there aren't different multivitamins for girls and boys, why teen girls and boys have different nutritional needs, especially when it comes to iron, and the best multivitamins for children, teen boys and girls, adults, adults over 50, prenatal vitamins and vitamins for pets.
CL Answer
Does yacon syrup decrease appetite or help with weight loss? How do I find a quality brand?
Can yacon syrup can help with weight loss? Learn more, including clinical evidence, side effects, and dosage.
CL Answer
Do I need to take a probiotic supplement if I eat yogurt every day?
Find out if eating Greek yogurt is sufficient to obtain probiotics, or if supplements can still help.
CL Answer
Does collagen taken as a supplement help with arthritis? I'm seeing it in products for joint health.
Learn more about collagen supplements, including evidence from clinical studies on arthritis and muscle strength and safety.
CL Answer
Do diamine oxidase (DAO) supplements for histamine intolerance really work?
DAO supplement info for histamine intolerance, including diamine oxidase safety, evidence from clinical studies, and dosage.
CL Answer
What are the health effects of apigenin and is it safe?
Apigenin, a flavonoid compound, is promoted for sleep, depression, cancer, and other conditions. Find out if it works and if it's safe.
CL Answer
Sugar Substitutes: Pros, Cons, and Best Choices
Learn about the pros and cons of using sugar substitutes and artificial sweeteners in place of table sugar. Sweeteners discussed include stevia, monk fruit, and other high-intensity sweeteners; xylitol, erythritol, allulose and other low-calorie sweeteners; and agave syrup, black sugar, coconut sugar, honey, molasses and other sugar alternatives.
CL Answer
What are phytoceramides? Do phytoceramide supplements really work to improve aging skin?
Phytoceramide supplement information, including what they are, what they claim to do, and if they have anti-aging effects.
CL Answer
Do collagen or hyaluronic acid supplements really help aging or wrinkled skin?
Find out if collagen & hyaluronic acid supplements really help for aging or wrinkled skin and for skin care.
CL Answer
Do Any Supplements Improve Dry Mouth (Xerostomia) or Make It Worse?
Find out if any supplements, topical formulations (patches, rinses, lozenges, toothpastes, sprays, gels or gums), or lifestyle modifications reduce dry mouths symptoms.
CL Answer
Does AKG Extend Lifespan and Slow Aging?
Can AKG (as in Rejuvant and other supplements) turn back the clock on aging and extend lifespan? Find out.
CL Answer
Do arnica pills, gels, creams, or sprays reduce bruising, pain, or swelling?
Find out if arnica pills, gels, creams, or sprays can reduce bruising, pain, or swelling, help with varicose veins, or muscle pain after exercise.
CL Answer
Do vitamin patches, such as for B12 or multivitamins, really work? How about those from PatchMD?
Do vitamin B12 Patches like PatchMD really work? Can you absorb vitamin B12 through patches?
CL Answer
Are intravenous (IV) vitamin infusions safe and effective?
Intravenous (IV) vitamin infusions are touted by celebrities and promoted by wellness clinics for numerous conditions. Find out if they work and if they are safe.
News Release
July 31, 2024
Best Calcium & Bone Health Supplements According to ConsumerLab Tests
White Plains, NY, July 31, 2024 — Calcium is essential to maintaining bone health and plays critical roles in nerve transmission, muscle contraction, and the cardiovascular system.
News Release
February 25, 2024
Top-rated Vitamin and Supplement Brands and Merchants for 2024 Based on Consumer Satisfaction
White Plains, New York, February 25, 2024 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on over 10,000 responses collected in November/December 2023.
News Release
January 12, 2024
ConsumerLab Tests Prompt Product Recall of Memory Supplements
White Plains, New York, January 12, 2024 — Phosphatidylserine supplements are often promoted to improve memory and brain function, but do they really work, and if so, which products on the market are best? To find out, ConsumerLab carefully reviewed the clinical evidence, and selected, ...
News Release
May 25, 2023
Best and Worst Multivitamins According to ConsumerLab – Nearly 30% Fail Testing
White Plains, New York, May 25, 2023 — Recent ConsumerLab tests revealed problems with nearly 30% of the popular multivitamin and multimineral supplements selected for testing. Gummy vitamins were particularly likely to have issues.
News Release
February 25, 2023
Top-rated Vitamin and Supplement Brands and Merchants for 2023 Based on Consumer Satisfaction
White Plains, New York, February 25, 2023 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 8,600 responses collected in November/December 2022.
News Release
February 25, 2022
Top-rated Vitamin and Supplement Brands and Merchants for 2022 Based on Consumer Satisfaction
White Plains, New York, February 25, 2022 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 8,049 responses collected in November/December 2021.
News Release
December 20, 2021
Dangerous Amounts of Iodine, Toxic Heavy Metals Found in Some Seaweed Snacks, According to ConsumerLab Tests
White Plains, New York, December 20, 2021 — Dried or roasted seaweed has become a popular snack, providing a tasy, crunchy, and vegan-friendly source of protein, fiber, and iodine, an essential nutrient for proper thyroid function.
News Release
February 25, 2021
Top-rated Vitamin and Supplement Brands and Merchants for 2021 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
White Plains, New York, February 25, 2021 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,647 responses collected in November 2020.
CL Answer
Supplements to Take or Avoid When Using a GLP-1 Drug
Certain supplements may be helpful when taking a GLP-1 agonist, but others should be used with caution or avoided. It may also be important to monitor levels of certain vitamins and minerals. Get the details.
CL Answer
Capsimax for Weight Control: Does It Work & Is It Safe?
Capsimax, a cayenne pepper extract, is included in a number of supplements for weight loss. Find out if it works and if it's safe.
CL Answer
Are There Supplements That Help Treat POTS (Postural Orthostatic Tachycardia Syndrome)?
Find out which supplements and lifestyle changes may be helpful for people with Postural Orthostatic Tachycardia Syndrome (POTS).
CL Answer
Do detox foot pads or ionic foot baths remove heavy metals or other toxins from the body?
Detox foot pads and ionic foot baths are promoted for removing heavy metals and other toxins from the body. Find out if there is evidence to support these claims.
CL Answer
I enjoy oat milk in my coffee, but how healthy is it for me?
Is oat milk healthy? Information about oat milk contents, how much sugar and calcium is in oat milk, and if it is a healthy alternative to cow milk.
CL Answer
Does Provitalize work for weight loss and is it safe?
Find out if taking Provitalize, a probiotic supplement that also contains turmeric extract, moringa leaf extract, curry leaf extract and piperine (BioPerine), relieves joint pain, decreases abdominal fat, or helps with weight loss.
CL Answer
Do any supplements, foods, or oils help reduce muscle pain, muscle cramps, or nighttime leg cramps?
Find out which supplements, and topical products such as magnesium creams, can help reduce muscle pain, leg cramps, and nighttime leg cramps, and which may worsen muscle cramps. Also, learn about vitamin and mineral deficiencies and common medications that can cause muscle cramps and nocturnal leg cramps.
CL Answer
Does Gynostemma pentaphyllum really work as an AMPK activator and help for diabetes, high cholesterol, or weight loss?
Find out if Gynostemma pentaphyllum ( jiaogulan) works as an AMPK activator and helps to lower blood sugar and treat diabetes. ConsumerLab.com's answer explains.
CL Answer
Do Sugar Bear Hair Vitamins make hair shine, nails stronger, and help both to grow? They taste good but are super expensive.
Info on Sugar Bear Hair vitamins. Do they make hair shine, nails stronger and help hair and nails grow? ConsumerLab.com's answer explains.
CL Answer
How much magnesium do I need and how much magnesium from supplements is too much?
Find out how much magnesium you should be getting on a daily basis, signs of magnesium deficiency, and how much magnesium is too much, particularly from magnesium supplements and laxatives containing magnesium. Find out the side effects and potential adverse effects of too much magnesium.
CL Answer
Do any supplements help for ulcerative colitis?
Find out what supplements & vitamins can help with ulcerative colitis, such as VSL#3, curcumin, aloe or boswellia.
CL Answer
What are the health benefits of grapefruit seed extract (GSE)? Is it safe?
Learn more about grapefruit seed extract health benefits, including its possible antifungal and antibacterial effects and its safety.
CL Answer
Is there evidence that d-limonene can help fight cancer?
Find out if d-limonene can help fight cancer or help for GERD (gastroesophageal reflux disorder), including evidence from clinical studies.
CL Answer
Is Super Beta Prostate better than other prostate supplements?
Find out if Super Beta Prostate is effective, including clinical evidence and price.
CL Answer
Is it safe to drink coffee regularly? Does drinking coffee increase or decrease the risk of cancer?
Learn more about coffee, its safety, if it's good for you, and if it impacts your risk of cancer.
CL Answer
How does Athletic Greens’ AG1 compare to multivitamins and Greens powders? Is AG1 worth it?
ConsumerLab reviews the ingredients in AG1, its safety and possible side effects, and how AG1 compares to other products.
CL Answer
My doctor warned me that red yeast rice can cause liver damage - is that true?
Can red yeast rice cause liver damage? More information on its effects, including possible danger to the liver and kidneys.
CL Answer
Do Vital 3 collagen drops reduce joint pain?
Learn more about Vital 3 collagen drops withundenatured type II collagen, and if they can help joints move better and feel better.
CL Answer
Which supplements are helpful to have when traveling? Any tips on how to best store supplements on trips?
Find out which vitamins & supplements can be helpful when traveling, including melatonin, ginger, and more, and find out how you can carry them with you.
CL Answer
Do any supplements help prevent or improve cataracts?
Find out which supplements may help with cataracts, including selenium and vitamins A, B1, B3, C, and E.
CL Answer
Can taking too much vitamin B-12 be dangerous? The label on my B-complex states it contains 50,000% of the Daily Value!
Find out the daily value for vitamin B-12 and the potential side effects of taking too much B-12. ConsumerLab explains why taking too much vitamin B-12 can be harmful.
CL Answer
What is the difference between CoQ10 and ubiquinol?
Understand the difference between CoQ10 (ubiquinone) and the active form, ubiquinol, and how they are best absorbed. ConsumerLab explains.
CL Answer
The suggested daily serving for my fish oil supplement, three 1,000 mg softgels, seems like a lot. Do I really need to take this much?
Information on the proper fish oil dosage per day. See the best dosage for different uses, such as lowering triglyceride levels or improving mood, plus information on overdose.
CL Answer
Can biotin supplements really strengthen nails or improve hair? Can other supplements help?
Learn more about strengthening brittle nails with vitamin B-7 (biotin), based on clinical evidence.
CL Answer
Does OsteoMD improve calcium absorption and increase bone density?
ConsumerLab reviews the evidence for OsteoMD by 1MD, a bone health supplement promoted to slow bone loss and reduce the risk of osteoporosis.
CL Answer
Are Peptides Such as BPC-157 and TB-500 Safe and Effective?
Find out about BPC-157 and TB-500, including what they're promoted for and if they're safe.
CL Answer
Can castor oil eye drops improve or dissolve cataracts? Is castor oil or tea tree oil helpful for other eye conditions such as blepharitis or dry eye?
Can castor oil eye drops help cataracts or for other conditions such as blepharitis? Find out if castor oil eye drops are safe to use, and if they help for other conditions. ConsumerLab.com's answer explains.
CL Answer
What are the side effects of red yeast rice?
Find out which side effects can be caused by red yeast rice supplements that are taken to lower cholesterol levels. ConsumerLab.com's answer explains.
CL Answer
Which supplements help to improve energy and decrease fatigue?
Energy supplements and vitamins - Some can help increase energy and reduce fatigue, including CoQ10, curcumin/turmeric, cocoa, and B vitamins.
CL Answer
Do any supplements help with COVID-19? Do supplements like vitamin D, zinc, vitamin C, or herbals work?
Find out if natural remedies & supplements for coronavirus such as zinc, vitamin C, garlic, or elderberry help to prevent or treat COVID-19.
CL Answer
Which supplements have been shown to be helpful for autism, and which have not?
Find out which supplements may help reduce symptoms of autism, including multivitamins, probiotics, and melatonin.
CL Answer
When taking a water-soluble version of CoQ10, do I still need to take it with food?
Find out how best to take CoQ10 supplements, with water or food.
CL Answer
Is fish oil safe? Is it contaminated with mercury and PCBs?
Fish oil safety, including information on contamination with mercury and PCBs.
CL Answer
What is EpiCor? Does it really "boost" the immune system and prevent colds?
EpiCor supplement info, including evidence from clinical studies on immune function and cold/flu prevention, safety, and price.
CL Answer
What is inositol hexaphosphate (IP6) and myo-inositol? Are they helpful in treating cancer or other conditions?
Inositol hexaphosphate (IP6): Find out if IP6 (also known as phytic acid) can prevent or treat cancer. Clinical evidence, dosage, safety and how IP6 differs from myo-inositol. Consumerlab.com's answer explains.
CL Answer
How do over-the-counter (OTC) hearing aids compare to prescription hearing aids?
Non-prescription hearing aid reviews, including MD Hearing Aid, Eargo Hearing Aid, Liberty Hearing Aid, etc. Compare quality & cost with prescription hearing aids.
CL Answer
Do any supplements help reduce menstrual pain or symptoms of premenstrual syndrome (PMS)?
Find out which supplements help reduce premenstrual syndrome (PMS) symptoms, such as mood swings, pain, bloating, irritability and food cravings.
CL Answer
What is Noopept? Can it really improve memory and cognition, and is it safe?
Learn more about Noopept, including results from clinical studies on cognition, safety, and dosage.
CL Answer
Do any supplements help for irritable bowel syndrome (IBS)?
IBS supplements may help reduce irritable bowel symptoms such as pain, diarrhea and constipation. Supplements include probiotics, melatonin, and flaxseed.
CL Answer
ConsumerLab’s Review of ION* Gut Support
ConsumerLab's Review of ION Gut Support (formerly Restore), the liquid humic extract supplement derived from soil. Learn about the evidence for ION Gut Support for on digestion and gut health, reducing inflammation, and other uses, dosage, cost, and safety.
CL Answer
Is the probiotic "Milk Test," as described on many websites, really an effective way to test the quality of the bacteria in probiotic supplements at home?
Is the probiotic "Milk Test" an effective at-home test of the quality of the bacteria in probiotic supplements?
CL Answer
Adrenal Fatigue and Adrenal Support Supplements: Do they work and are they safe?
Find out what's really in supplements for adrenal support and adrenal fatigue, including herbal adrenal support supplements and bovine derived adrenal support supplements. Find out if they really work and if they are safe. ConsumerLab.com's answer explains.
CL Answer
I take lisinopril (Zestril), an ACE inhibitor drug to lower blood pressure. Are there supplements I should avoid, or be taking, due to this drug?
When taking ACE inhibitors, find out which supplements should be avoided. Interaction info on Lisinopril or another ACE inhibitors.
CL Answer
Does cat’s claw have any health benefits and is it safe?
Cat's claw is promoted for numerous conditions, including arthritis (including osteoarthritis and rheumatoid arthritis), Alzheimer's disease, viral infections, boosting immune response to vaccination, and reducing side effects of chemotherapy. Find out if it works and if it's safe.
CL Answer
What are the health benefits of D-ribose and is it safe?
Find out if D-ribose supplementation is beneficial for heart failure, exercise performance, and fibromyalgia and learn if it is safe.
CL Answer
Do detox supplements work and are they safe?
Detox supplements are promoted for removing toxins such as heavy metals from the body, but does research support their use and are such supplements safe?
CL Answer
Here’s What You Should Look For In Toothpaste and Mouthwash, and Our Top Picks
Learn about ingredients you want in your toothpaste, mouthwash and other dental products and which ingredients you may want to avoid.
CL Answer
What are the best supplements for depression and anxiety?
Best natural supplements for depression and anxiety, including the evidence for fish oil, vitamin D, probiotics, and herbal supplements for depression such as curcumin (from turmeric) and saffron.
CL Answer
Does Prevagen really improve memory?
Learn more about Prevagen, including clinical studies on Prevagen's impact on memory & cognition, safety, pricing, and an FDA warning letter. ConsumerLab explores the efficacy of Prevagen.
CL Answer
What is the best way to take curcumin? Is it better to take it all at once or in divided doses?
Find out the best way to take curcumin and turmeric supplements to increase absorption and bioavailability, plus the best way to cook with turmeric spice. ConsumerLab.com's answer explains.
CL Answer
Do any supplements help with restless legs syndrome?
Find out whether supplements or vitamins like iron, magnesium, vitamin E and others can help for restless leg syndrome (RLS). ConsumerLab.com's answer explains.
CL Answer
Is topical menthol, such as Biofreeze, safe and effective for pain relief?
Menthol is commonly used in topical creams and gels for pain relief. Find out if it works and if it's safe.
CL Answer
What are the health benefits of luteolin, and is it safe?
Find out if luteolin, a compound found in many fruits and vegetables, is beneficial for cancer, heart health, skin aging, age-related cognitive decline, and other conditions, and learn if it's safe.
CL Answer
Which vitamins and minerals should someone over 70 take?
Find out which vitamin and mineral supplements men and women age 70 and older should take, recommended intakes for vitamin D, B6, B12, iron, plus multis, vision supplements, protein and more.
CL Answer
Does Alpha Brain really improve memory, focus and cognition?
Find out if Alpha Brain really improves memory, focus and cognition. See the clinical evidence and get details about Alpha Brain ingredients, as well as potential side effects and drug interactions. ConsumerLab.com's answer explains.
CL Answer
Which supplements help with arthritis?
Learn more about supplements for joint health, including products such as Wobenzym and Zyflamend and ingredients such as collagen, curcumin, devil's claw, glucosamine and chondroitin, hyaluronic acid, magnesium, omega-3 fatty acids, palmitoylethanolamide (PEA), SAMe, and others.
CL Answer
I read an article stating that some of the ingredients in Centrum multivitamins may be dangerous or toxic. Is that true?
Learn more about the safety of ingredients in Centrum, including binders, fillers, and coloring agents.
CL Answer
Is sublingual vitamin B-12, which is placed under the tongue and allowed to dissolve, really better than the pill form?
Learn the difference between sublingual vitamin B-12, vitamin B-12 pills and more through information including clinical evidence.
CL Answer
I thought the B vitamins were all water soluble and did not build up in the body, so you would not build up toxic levels. Am I wrong?
Learn more about water-soluble B vitamins including niacin, B6, B12 and folic acid, and why taking too much of these vitamins can be toxic. See the symptoms of overdose and toxicity from B vitamins. ConsumerLab.com's answer explains.
News Release
May 22, 2020
Best Alternative Milks? ConsumerLab Tests Reveal What's Really in Plant-Based Milks
White Plains, New York, May 22, 2020 — Plant-based milks such as soy, oat and almond milk are often promoted as a healthy alternative to regular milk.
News Release
April 28, 2020
Best and Worst Multivitamins Revealed by ConsumerLab -- Problems Found With 44% of Multis Tested
White Plains, New York, April 28, 2020 — Multivitamin/multimineral supplements are among the top five most popular supplements, but with so many different formulas on the market, it can be difficult to choose the right one.
News Release
February 25, 2020
Top-rated Vitamin and Supplement Brands and Merchants for 2020 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
White Plains, New York, February 25, 2020 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,782 responses collected in late November and early December 2019.
News Release
February 25, 2019
Top-rated Vitamin and Supplement Brands and Merchants for 2019 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
White Plains, New York, February 25, 2019 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,931 responses collected in late November and early December 2018.
News Release
February 25, 2018
Top-rated Vitamin and Supplement Brands and Merchants for 2018 Based on Consumer Satisfaction
White Plains, New York, February 25, 2018 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 11,446 responses collected in late November and early December 2017.
News Release
November 01, 2017
Gummies Are Most Likely to Fail Testing in Review of Multivitamins -- Best and Worst Multivitamins Identified by ConsumerLab Testing
White Plains, New York, November 1, 2017 — Multivitamin/multimineral supplements are among the most popular supplements, with many consumers relying on them to provide nutrients they may not get from their diets. However, ConsumerLab.
News Release
February 25, 2017
Top-rated Vitamin and Supplement Brands and Merchants for 2017 Based on Consumer Satisfaction
White Plains, New York, February 25, 2017 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,505 responses collected in late November and early December 2016.
News Release
September 13, 2016
Best Fish Oil? ConsumerLab.com Tests 44 Popular Omega-3 Supplements and Identifies Its Top Picks
White Plains, New York, September 13, 2016 — Fish oil and omega-3 fatty acid supplements containing EPA and DHA are among the most popular supplements, and clinical studies suggest a wide range of potential benefits, from improving mental health to treating inflammatory disease.
News Release
July 26, 2016
36% of Meal Replacement Powders and Shakes Fail ConsumerLab.com's Tests of Quality
White Plains, New York, July 26, 2016 — [Note: This review has been archived and is no longer available online. For ConsumerLab's most recent tests of meal replacement shakes, drinks and mixes, please see our Protein Powders, Shakes, and Meal Replacements Review.
News Release
February 25, 2016
Top-rated Vitamin and Supplement Brands and Merchants for 2016 Based on Consumer Satisfaction
Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 11,534 responses collected in November, 2015. Respondents gave ratings for 963 brands and 399 merchants.
News Release
January 12, 2016
Problems Found with 32% of Multivitamin/Multimineral Supplements -- ConsumerLab.com Identifies Good Choices for Men, Women, and Children
White Plains, New York, January 12, 2016 — You can't always judge a supplement by its label -- or by its price, according to a new report from ConsumerLab.com, which recently tested dozens of multivitamin/multimineral supplements.
News Release
July 31, 2015
ConsumerLab.com Tests Reveal What's Really in Menopause Supplements and Creams -- Soy Isoflavone, Red Clover, Black Cohosh, and Progesterone Products Reviewed
White Plains, New York, July 31, 2015 — Women looking for relief from hot flashes and other menopausal symptoms often turn to supplements containing estrogen-like isoflavones (from soy or red clover) black cohosh, or creams containing progesterone — but it may be difficult to choose the ...
News Release
February 25, 2015
Top-rated Vitamin and Supplement Brands and Merchants for 2015 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,329 responses collected in November, 2014. Respondents gave ratings for 1,709 brands and 891 merchants.
News Release
February 12, 2014
Top-rated Vitamin and Supplement Brands and Merchants for 2014 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,326 responses collected in November, 2013. Respondents gave ratings for 1,639 brands and 788 merchants.
CL Answer
Are antioxidant supplements good or bad for you?
Learn more about whether antioxidants like astaxanthin, beta-carotene, coenzyme Q10, curcumin, resveratrol, selenium, vitamin A, vitamin C and vitamin E are safe and if they help prevent chronic diseases.
CL Answer
Which supplements can help lower my triglycerides?
Find out whether fish oil supplements, or plant-based oil supplements, such as flaxseed oil and echium oil are best for lowering triglyceride levels. ConsumerLab.com's answer explains.
CL Answer
Desiccated Beef Liver and Beef Organ Supplements: Nutrition & Safety
Description of desiccated beef liver, including what it is used for, its nutrient content, and safety concerns.
CL Answer
Bee pollen: Purported health benefits and possible side effects
Bee pollen is promoted for numerous health conditions, including supporting immune health and boosting energy. Find out if it works and if it's safe.
CL Answer
Which is the best pulse oximeter for home use?
Best pulse oximeter for home use (COVID-19, asthma and COPD). Differences between home use and FDA-approved medical pulse oximeters.
CL Answer
Are there vitamins or supplements that can reduce my risk of breast cancer? Do any increase cancer risk?
Find out if certain vitamins, supplements and foods such as fish oil, olive oil, vitamin C and others, can help reduce the risk of breast cancer. ConsumerLab.com's answer explains.
CL Answer
Which oils can help lower my cholesterol and risk of heart attack? How are coconut oil, olive oil, and fish oil for example?
Find out which fats and oils, such as coconut oil and fish oil, lower cholesterol and lower the risk of cardiovascular disease.
CL Answer
I read that turmeric may be a GI irritant. I have GI problems and wonder if I should avoid turmeric and curcumin?
Find out if turmeric/curcumin supplements can cause gastrointestinal irritability.
CL Answer
Do any supplements help relieve stress?
Are there actually supplements for stress relief and panic attacks? Learn more about holy basil, fish oil, L-theanine, and ginseng.
CL Answer
Estrogen Creams for Wrinkles?
Find out if estrogen creams can help reduce wrinkles, whether they are safe, and how "prescription" estriol and estradiol creams and gels differ from those sold over-the-counter.
CL Answer
Can prenatal vitamins have too much folic acid? Mine has 800 mcg, but isn't that more than what's recommended? Is this dangerous to me or my baby?
Is it possible for prenatal vitamins to have too much folic acid? Find out the correct dosage so that it is not dangerous to babies.
CL Answer
Are fruit and vegetable “washes” or devices more effective than water for cleaning produce and removing pesticides? Are they safe?
Fruit and veggie washes, vinegar, and baking soda, as well as devices that use electrolysis, ozone water, or ultrasonic cleaning, are often promoted for removing dirt, bacteria and pesticides from produce. Find out if any work better than rinsing with water and if they are safe.
CL Answer
Does Neuriva improve memory or cognitive function?
Find out about Neuriva, its ingredients, and the evidence for or against it for memory and cognitive function.
CL Answer
Do any supplements help with fatty liver disease? Are some diets better than others?
Find out if supplements such as vitamin E, fish oil, milk thistle, curcumin, choline, probiotics, vitamin D, reishi mushroom, or extra virgin olive oil are beneficial for fatty liver disease and learn which diet (Mediterranean, ketogenic, DASH, or fasting diets) seems to have greatest benefit.
CL Answer
Which is the best mask to prevent COVID-19 and how do cloth, disposable, N95, and KN95 masks compare? How can I stop glasses from fogging?
See our Top Picks for masks. Learn how to make COVID-19 masks from materials at home that can be almost as effective as surgical mask and N-95 masks.
CL Answer
How concerned should I be about glyphosate in foods and supplements?
Find out if you should be concerned about glyphosate in foods and supplements. ConsumerLab.com's answer explains.
CL Answer
Do either phosphatidylserine or phosphatidylcholine help with memory and cognition? How are these supplements different?
Find out if phosphatidylserine or phosphatidylcholine supplements improve memory and cognition.
CL Answer
How can I find out where a vitamin or supplement is made and where its ingredients come from, such as China or the USA?
Learn more about the manufacturing, distribution, and ingredients of a supplement, including FDA regulations.
Clinical Update
10/21/2012
Multivitamin Reduces Cancer Risk in Some
You may have heard that a new study found reduced rates of cancer among men taking a specific daily multivitamin. But there's more to this story... Certain types of men were much more likely to benefit than others. Several multivitamins like the one studied have been tested by ConsumerLab.com, and some Quality Approved products cost as little as 3 cents a day -- a very reasonable investment if it can help you! For details, see the update in the Multivitamin Supplements Review. More >>
Clinical Update
3/21/2020
When to Eat Protein
Some evidence indicates that it is best to distribute protein across meals throughout the day to maximize protein production in muscle. A recent study suggests that there is one meal when protein intake could be higher for nearly everyone, and there is another meal when older people particularly fall short. For details see the When to Take section of the Protein Powder and Drinks Review. Also see our Top Picks for protein powders and drinks.
Clinical Update
8/25/2020
Calcium & Artery Calcification
Is there an increased risk of coronary artery calcification with the use of calcium supplements? Find out what a recent analysis showed in the Heart Attack and Stroke Risk section of the Calcium Supplements Review. Plus, learn how much calcium one needs per day and how much, if any, can come from supplements. Also see our Top Picks for calcium.
Clinical Update
5/14/2024
Avocado Health Benefits?
Find out if consuming one avocado per day reduced obesity and cholesterol levels in a recent study in the Avocado fruit section of our Avocado Oil Review.
Also see our Top Picks among avocado oils.
News Release
January 29, 2014
You May Be Getting More Vitamin C Than You Think from Some Supplements, Cautions ConsumerLab.com -- 27% of Vitamin C Supplements Don't Meet Label Claims in Recent Tests --
White Plains, New York, January 29, 2014 — It's cold and flu season, which means many people are reaching for vitamin C, as it may modestly reduce cold symptoms (although it won't prevent a cold).
News Release
November 19, 2013
Some Popular Weight Loss Supplements Contain as Little as 16% of Listed Ingredient, According to ConsumerLab.com
White Plains, N.Y., November 19, 2013 — Which is the best Garcinia cambogia supplement? Many people have asked this question of ConsumerLab.com since last October when The Dr. Oz Show aired a segment about using this herbal supplement for weight loss but cautioned that Dr.
Clinical Update
3/04/2022
Caution: Many Still Positive After 5 Day Isolation
People with COVID must isolate for 5 days, but many are positive on antigen tests for up to 9 days. Find out who is most at-risk for this, in our updated answer about COVID Tests.
Clinical Update
11/27/2025
Best Timing for Boosting Iron
Should you take iron once a day, twice a day, or every other day? Find answers in our Iron Supplements Review, which includes our Top Picks among iron supplements.
Clinical Update
3/08/2022
Is 5-Day Isolation Enough?
More evidence suggests that isolating after a positive COVID-19 antigen test result for just 5 days may be too short.
News Release
July 08, 2013
Contamination a Common Problem in "Greens" and "Whole Foods" Products According to ConsumerLab.com
White Plains, New York — July 8, 2013 — "Greens" and "whole foods" powders and pills, made from wheat grass, alfalfa, kelp, spirulina, leafy vegetables and other chlorophyll-containing ingredients, as well as fruits, were recently tested by ConsumerLab.
News Release
February 01, 2013
Top-rated Vitamin and Supplement Brands and Merchants for 2013 Based on Consumer Satisfaction
Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,862 responses collected in November, 2012. Respondents gave ratings for 1,438 brands and 851 merchants.
News Release
October 04, 2012
Five Years After ConsumerLab.com Reported a Problem, FDA Agrees Generic Version of Wellbutrin XL Is Not Equivalent and Is Pulled Off Market — Important Lessons about Generics
White Plains, New York — October 4, 2012 [Updated 10/11/12]— Are all generic drugs therapeutically equivalent to their brand name counterparts? Until yesterday, the FDA, and many others, adamantly said they were.
News Release
August 22, 2012
Contamination and Other Problems Found in Fish Oil Supplements -- Large Review by ConsumerLab.com Reveals Excessive PCBs or Mislabeling in Over 30% of Omega-3 Supplements
August 22, 2012 — The quality of fish oil / omega-3 supplements varies across brands, according to recent tests by ConsumerLab.com, which independently reports on the quality of health products. Analyses of 35 products selected and purchased by ConsumerLab.
News Release
May 08, 2012
Lead Contamination and Mislabeling in Joint Health Supplements with Glucosamine, Chondroitin, and MSM According to ConsumerLab.com
White Plains, New York, May 8, 2012 — Glucosamine, chondroitin, and MSM are popular dietary supplements for treating symptoms of osteoarthritis — worn joint cartilage.
News Release
February 09, 2012
Probiotics grow in popularity but don't always deliver on promises says ConsumerLab.com -- New report provides guidance to consumers
White Plains, New York, February 9, 2012 — Probiotic supplements and foods containing "friendly" bacteria or yeast have become popular options for people hoping to improve bowel function or boost immunity. But many customers are confused by the vast array of choices.
News Release
February 05, 2012
Fish oil and multivitamins most popular supplements in ConsumerLab.com survey -- Internet most popular place to shop
WHITE PLAINS, NEW YORK — FEBRUARY 5, 2012 — A survey of over 10,000 savvy consumers of supplements shows the most popular supplements to be fish oil, multivitamins, vitamin D, calcium and CoQ10, in that order.
News Release
February 01, 2012
Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2012 -- Based on ConsumerLab.com Survey of Vitamin & Supplement Users
Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,260 responses collected in November, 2011. Most respondents used multiple supplements.
News Release
July 12, 2011
ConsumerLab.com tests menopause supplements and creams: Most are "Approved," but some found contaminated or lacking claimed amount of ingredient
White Plains, New York — July 12, 2011 — Women looking for relief from hot flashes and other menopausal symptoms often turn to supplements containing estrogen-like isoflavones (from soy or red clover), the herbal remedy black cohosh, or creams containing progesterone.
News Release
June 16, 2011
ConsumerLab.com puts multivitamins to the test
June 16, 2011, New York, NY — Laboratory test results of 60 multivitamins have shown that you can't always judge a supplement by its label—or by its price. "Consumers should know that multivitamins vary widely in quality, "says Tod Cooperman, M.D., President of ConsumerLab.com.
News Release
February 01, 2011
Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2011 -- Based on ConsumerLab.com survey of vitamin and supplement users
Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 6,010 responses collected in November, 2010. Most respondents used multiple supplements.
News Release
January 31, 2011
Vitamin D use increased 52% in past two years according to ConsumerLab.com survey of supplement users -- Fish oil continued to surpass multivitamins as most popular supplement and Internet was most common place to buy supplements
WHITE PLAINS, NEW YORK — FEBRUARY 1, 2011 — Among people who use dietary supplements, the most popular products at the end of 2010 were fish oil, multivitamins, vitamin D, calcium and CoQ10 according to a survey by ConsumerLab.com. Use of vitamin D surged in 2010 to 56.
News Release
December 02, 2010
ConsumerLab.com Finds Lower-priced Resveratrol Supplements Pass Tests While Some Higher-priced brands flunk
WHITE PLAINS, NEW YORK — DECEMBER 2, 2010 — ConsumerLab.com reported today that tests of supplements containing resveratrol — a compound promoted as "life-extending" — revealed that two products provided only 43.4% and 86.
News Release
November 24, 2010
ConsumerLab.com faults AHPA trade group for misrepresenting quality of valerian supplements
White Plains, New York — November 24, 2010 — ConsumerLab.com responded today to false comments made by the American Herbal Product Associations (AHPA), an industry trade group, about ConsumerLab.com report published earlier this month on the quality of valerian herbal supplements.
News Release
October 26, 2010
ConsumerLab.com reports deficiencies in some B-complex supplements and more caffeine than expected in "shot-sized" B vitamin "energy" drinks
White Plains, New York — October 26, 2010 — Tests of B vitamin supplements, including B-complexes and shot-sized energy drinks, revealed problems with the quality of 4 out of 18 products selected for review by independent testing organization ConsumerLab.com.
News Release
August 16, 2010
Problems persist with ginseng supplements -- Review by ConsumerLab.com finds 45% of products don't provide full amount of ingredient or are contaminated
WHITE PLAINS, NEW YORK — August 16, 2010 — ConsumerLab.com reported today that five out of eleven ginseng supplements recently selected for testing contained less ginseng than expected from their labels or were contaminated with lead and/or pesticides.
Recalls & Warnings
March 02, 2026
Agebox iKids-Growth Day & Night Formulas Recalled
On October 28, 2025, Agebox recalled certain lots of Agebox iKids-Growth (Day Formula) and Agebox iKids-Growth (Night Formula) because FDA testing found that the products contain ibutamoren (MK-677), an undeclared drug ingredient that is not approved by the FDA.
News Release
May 05, 2010
Tests of protein powders and drinks show some lead contamination but no melamine -- New report covers whey, soy, and rice protein supplements for body building, endurance/recovery, meal-replacment and dieting
WHITE PLAINS, NEW YORK — MAY 5, 2010 — New tests by ConsumerLab.com found most protein powders, shakes and drinks to meet their nutrient claims, but two products were contaminated with lead (6 to 18 mcg per day) and a third product contained four extra grams of sugar.
News Release
March 25, 2010
Cholesterol-lowering supplements reviewed by ConsumerLab.com: Many pass quality testing, one fails. Sterol and policosanol products analyzed. Evidence for other cholesterol-lowering ingredients evaluated
White Plains, New York — March 25, 2010 — Certain dietary supplements can help reduce elevated cholesterol levels. A new report from ConsumerLab.com reviews the evidence behind each of the popular cholesterol-lowering ingredients and provides test results for twelve supplement brands.
Recalls & Warnings
July 23, 2025
FDA Warns Seller of Allegro Eye Drops, Tea Tree Oil Eyelid Wipes, and More
On July 9, 2025, the FDA issued a Warning Letter to Scope Health Inc.
Recalls & Warnings
September 17, 2025
Bariatric Fusion Multivitamins Recalled
On September 11, 2025, the Consumer Product Safety Commission and Blueroot Health issued a recall of several lots of Bariatric Fusion High ADEK multivitamin capsules because they contain a significant amount of iron (45 mg) but are not packaged with child-resistant bottle caps.
News Release
March 02, 2010
ConsumerLab.com finds carcinogenic form of chromium in supplements, including those for weight loss -- Reviews published of supplements containing chromium, green tea, 7-keto DHEA and stimulant formulas
White Plains, New York — March 2, 2010 — A carcinogenic form of chromium, hexavalent chromium, is present is some dietary supplements, according to new tests by ConsumerLab.com.
Recalls & Warnings
August 03, 2023
Arsenic Poisoning in U.S. from Ayurvedic Supplements
A 75-year-old woman in California experienced arsenic poisoning after taking Ayurvedic supplements prescribed to her by a holistic energy healer, according to a report published in July in Clinical Case Reports.
Recalls & Warnings
December 19, 2024
Toxic Herb Found in More Weight Loss Supplements
On December 13, 2024, Motivate Me Ashley, LLC recalled the following VidaSlim brand products: VidaSlim 90-day (Original Root, Root Plus, and Root Capsules), VidaSlim 30-day (Original Root, Root Plus, and Root Capsules), VidaSlim 7-day Sample Size (Original Root, Root Plus, and ...
News Release
April 28, 2009
40% of Green Tea and Selenium Products Fail ConsumerLab.com Review of Cancer-Prevention Supplements; Lycopene Supplements Pass
WHITE PLAINS, NEW YORK — APRIL 28, 2009 — ConsumerLab.com announced results today of its Product Review of Supplements for Cancer Prevention. Among the products that ConsumerLab.com selected for testing, quality problems were found with two out of five green tea supplements.
News Release
March 31, 2009
ConsumerLab.com Warns of Problems with Multivitamins and Vitamin Water -- Defects Found in Over 30% of Supplements Selected for Testing; Several Popular Children's Multis Exceed Tolerable Upper Intake Levels
WHITE PLAINS, NEW YORK — MARCH 31, 2009 — Over 30% of multivitamins recently selected for testing by ConsumerLab.com were found to contain significantly more or less ingredient than claimed or were contaminated with lead.
News Release
December 09, 2008
Tests of zinc supplements by ConsumerLab.com show only some provide dosage proven to shorten colds, reduce eye disease. Lead contamination found in one product.
WHITE PLAINS, NEW YORK — DECEMBER 9, 2008 — Zinc supplements can shorten colds and reduce the progression of advanced macular degeneration, among other uses. But a new report by ConsumerLab.
News Release
August 05, 2008
ConsumerLab.com Find Fifty Fish Oil Supplements Pass Quality Testing -- New Report Helps Consumers Choose Among Pills, Liquids, Foods and Beverages with Omega-3 Fatty Acids (EPA and DHA)
WHITE PLAINS, NEW YORK — AUGUST 5, 2008 — ConsumerLab.com announced today that testing of fifty omega-3 fish oil supplements, foods or beverages (including two marketed for pets) found all to have safe levels of mercury, lead and PCBs.
News Release
April 16, 2008
FDA's investigation of generic antidepresssant called inadequate by ConsumerLab.com and The People's Pharmacy
WHITE PLAINS, NEW YORK AND DURHAM, NORTH CAROLINA — APRIL 16, 2008 — After waiting more than six months for results of the FDA's investigation of a generic version of Wellbutrin XL 300 (Budeprion XL 300), ConsumerLab.
News Release
November 13, 2007
ConsumerLab.com finds some "red wine" supplements deliver less resveratrol than expected; Wide range in dose and price
WHITE PLAINS, NEW YORK — NOVEMBER 13, 2007 — ConsumerLab.com reported today that its tests of supplements containing resveratrol — a compound promoted as "life-extending" — revealed two products providing only 27% and 58% of their listed amounts of resveratrol.
Recalls & Warnings
September 08, 2025
FDA Warns Two Sellers of Homeopathic Eye Drops
On August 25, 2025, the FDA issued Warning Letters to Supply Center USA and Homeopathic Educational Services (dba Homeopathic Family Medicine) following reviews of the companies’ websites, which found statements about certain "homeopathic" eye drop products to be drug claims.
News Release
October 12, 2007
ConsumerLab.com finds generic antidepressant behaves differently from original drug. May explain complaints by patients. — Generic drug equality questioned
WHITE PLAINS, NEW YORK AND DURHAM, NORTH CARLOLINA — OCTOBER 12, 2007 — ConsumerLab.
News Release
September 10, 2007
Tests of B-vitamins by ConsumerLab.com finds several short on folic acid — New report covers B-complexes, thiamin, niacin, B-6, B-12, biotin and folic acid supplements
WHITE PLAINS, NEW YORK — SEPTEMBER 10, 2007 — Half of the B-complex supplements recently selected by ConsumerLab.com for testing were found to lack the total claimed amounts of folic acid, an essential nutrient also known as vitamin B-9.
News Release
July 12, 2007
ConsumerLab.com finds lutein & zeaxanthin supplements vary widely in strength but most meet ingredient claims — Right amount of antioxidant may help prevent macular degeneration and improve vision
WHITE PLAINS, NEW YORK — July 12, 2007 — ConsumerLab.com announced today that all but one of the thirteen lutein and zeaxanthin supplements it recently chose to test met quality standards.
News Release
June 12, 2007
Tests show many milk thistle supplements low in key component — Seven products fail ConsumerLab.com testing of herb used in diabetes and liver diseases
WHITE PLAINS, NEW YORK — June 12, 2007 — Tests by ConsumerLab.com of nine milk thistle supplements that it selected showed that only two contained the expected amounts of silymarin compounds, believed to be the active constituent of milk thistle.
News Release
February 15, 2007
ConsumerLab.com survey shows brands and merchants rated highest by dietary supplement users
CONSUMERLAB.
News Release
January 19, 2007
Consumers warned of problems with multivitamins — ConsumerLab.com uncovers defects in over half of products tested
WHITE PLAINS, NEW YORK — JANUARY 19, 2007 — Fifty-two percent of multivitamins recently selected for testing by ConsumerLab.com were found to be contaminated with lead, unable properly break apart, or to contain significantly more or less ingredient than claimed.
News Release
December 12, 2006
Probiotic supplements grow in popularity but viable bacteria missing in many — ConsumerLab.com cautions consumers to select probiotics carefully and store them properly
WHITE PLAINS, NEW YORK — DECEMBER 12, 2006 — Sales of supplements containing beneficial organisms (probiotics) have grown rapidly, but a new test report from ConsumerLab.com shows that 44% contained fewer viable organisms than claimed or generally known to be effective.
News Release
October 10, 2006
Care advised with natural cold remedies: ConsumerLab.com finds few products with proper quality and directions — ConsumerLab.com offers advice from tests of echinacea, garlic, ginseng, vitamin C, and zinc supplements
WHITE PLAINS, NEW YORK — TUESDAY, OCTOBER 10, 2006 — Autumn is the beginning of "cold season" — the period through early spring when people are most likely to develop a cold. But based on ConsumerLab.
Recalls & Warnings
July 19, 2023
FDA Warns Seller of Sleepy Time Products and Honey Herbal Syrups for Manufacturing Violations
On June 28, 2023, the FDA issued a warning letter to Eden’s Answers, Inc. after an inspection of the company’s facility found products to be adulterated because they were prepared, packed, or held under conditions that do not meet Current Good Manufacturing Practices (CGMP).
News Release
June 22, 2006
What's in a garlic supplement? Consumerlab finds few brands have it right and many mislead
WESTCHESTER COUNTY, NEW YORK — JUNE 22, 2006 A new study of garlic supplements by ConsumerLab.com found that only 6 of the 14 products it selected contained the amount of garlic expected from the labels and met quality standards.
News Release
March 13, 2006
ConsumerLab.com reports on supplements for bone health containing calcium and vitamin D— Results posted for 32 supplements for adults and children; One found contaminated with lead
WESTCHESTER COUNTY, NEW YORK — MARCH 13, 2006 — ConsumerLab.com announced test results today from its new Product Review of Supplements for Bone Health covering 32 adult and children's products containing calcium and vitamin D. Sales of calcium supplements in the U.S.
News Release
November 15, 2005
Testing by ConsumerLab.com identifies many problems with popular supplements for weight loss, slimming, and blood sugar control
Westchester, NY — November 15, 2005 — In a series of reports released today, ConsumerLab.com revealed test results for supplements used for weight loss, slimming, and blood sugar control. Among the twenty-three products that ConsumerLab.
News Release
August 31, 2005
ConsumerLab.com testing of alpha lipoic acid supplements from Japan finds no ingredient in one product; Most others meet claims — Japanese consumers urged to research product quality
WHITE PLAINS, NY — ConsumerLab.com reported this week that among nine brands of alpha lipoic acid supplements it recently purchased in Japan and tested, one contained none of the popular ingredient and another contained only 81%.
News Release
February 08, 2005
ConsumerLab.com reports on nutrition bars — Highlights major differences, inaccuracies, and urges consumers to "know your bar"
WHITE PLAINS, NY — February 8, 2005 — ConsumerLab.com reported test results today for 34 nutrition bars, including those designed for high protein, low-carb/diet, energy, or meal-replacement.
News Release
January 29, 2004
ConsumerLab.com finds lutein supplements vary widely in strength but most meet ingredient claims — Right amount of antioxidant compound may reduce risk of blindness
WHITE PLAINS, NY — January 29, 2004 — ConsumerLab.com announced today that only one of the 19 lutein/zeaxanthin supplements it recently tested failed to contain the claimed ingredients. Although product quality was generally high, ConsumerLab.
News Release
November 18, 2003
ConsumerLab.com reports improvement in quality of SAM-e supplements used for osteoarthritis and depression — But a high priced product found to contain only 30% of label claim
WHITE PLAINS, NY — November 18, 2003 — ConsumerLab.
News Release
July 16, 2002
ConsumerLab.com finds lead contamination remains a problem for certain mineral supplements — Lead found in iron, magnesium and, most recently, potassium pills
WHITE PLAINS, NY — July 16, 2002 — ConsumerLab.com announced today that its testing has shown that approximately 5% to 10 % of certain mineral supplements are contaminated with lead. The findings are based on ConsumerLab.
News Release
June 25, 2002
ConsumerLab.com reviews radioprotective Iodine pills in response to terrorist threats — Quality of products is high, but local access is poor
WHITE PLAINS, NY — June 25, 2002 — In response to the threat of terrorist attacks on U.S. nuclear facilities, ConsumerLab.com, an evaluator of health and nutrition products, today released a Product Review of Potassium Iodide/Potassium Iodate (Radioprotective Agents).
News Release
May 15, 2002
ConsumerLab.com lists magnesium products that passed testing — Some products fail due to excess magnesium and lead contamination
WHITE PLAINS, NY — May 14, 2002 — ConsumerLab.com today released results of its Product Review of Magnesium Supplements. Seventeen of the nineteen products tested by ConsumerLab.com passed the review. Among the products that failed, one contained nearly 50% more magnesium than claimed.
News Release
February 14, 2001
Problems found with multivitamins and multiminerals by ConsumerLab.com
WHITE PLAINS, NY — February 14, 2001 — ConsumerLab.com announced today that only 14 of 27 products evaluated in its Multivitamin and Multimineral Product Review achieved full "CL Approved Quality" status.
News Release
January 29, 2001
Some supplements for arthritis may exceed newly released safe intake levels for manganese
WHITE PLAINS, NY — January 29, 2001 — ConsumerLab.com issued an alert today to its online readers that that some glucosamine and chondroitin products (popularly used for osteoarthritis), exceed newly established upper intake levels for manganese.
Recalls & Warnings
July 25, 2024
West Coast Laboratories Warned for Manufacturing, Labeling Violations
On March 12, 2024, the FDA issued a Warning Letter to West Coast Laboratories, Inc.
Recalls & Warnings
September 01, 2022
Elite One Source Nutritional Services Warned for Manufacturing, Labeling Violations
On August 5, 2022, the FDA issued a warning letter to dietary supplement manufacturer Nutritional Laboratories International, Inc. (DBA Elite One Source Nutritional Services, Inc.
Recalls & Warnings
April 17, 2024
FDA Warns Lipari Foods for Mislabeled Walnuts, Other Violations
On April 9, 2024, the FDA issued a Warning Letter to Lipari Foods Operating Company, LLC following multiple complaints and subsequent product recalls in August and September of 2023, which found the company did not follow the requirements of Current Good Manufacturing Practice (CGMP), Hazard ...
Recalls & Warnings
March 11, 2024
Healthex Warned for Manufacturing Violations
On June 15, 2023, the FDA issued a Warning Letter to Healthex Distributors, Inc.
Recalls & Warnings
July 17, 2023
Seller of Ashwagandha, Lion’s Mane & Other Supplements Warned for Manufacturing Violations
On March 17, 2023, the FDA issued a warning letter to Brand Packaging Group, Inc. after FDA inspection of the company’s facility found products to be adulterated because they were prepared, packed, or held under conditions that do not meet Current Good Manufacturing Practices (CGMP).
Recalls & Warnings
July 26, 2023
Five Leaf Pet Botanicals Warned by FDA for Drug Claims
On June 22, 2023, the FDA issued a warning letter to Five Leaf Pet Botanicals, Inc.
Recalls & Warnings
August 16, 2023
FDA Warns Sellers of Homeopathic Products for Infants and Children
On August 9, 2023, the FDA issued a warning letter to ALVA-AMCO Pharmacal Companies, LLC and CalmCo LLC, previously named Ketomi LLC, following a review of the company websites, which found statements about company homeopathic products to be drug claims because they are intended to diagnose, cure, ...
Recalls & Warnings
November 09, 2023
InnoMark Warned for Manufacturing & Misbranding Violations
On September 1, 2023, the FDA issued a Warning Letter to InnoMark, Inc.
Recalls & Warnings
December 07, 2023
Belmont Eyecare Warned for Colloidal Silver, MSM, and Castor Oil Eye Drop Claims
On December 1, 2023, the FDA issued a Warning Letter to Belmont Eyecare LLC, following a review of the company’s website, which found statements about the company’s Colloidal Silver Eye Drops, MSM Eye Drops, Organic Daytime Oil Eye Drops, Organic Daytime Oil Eye Drops Small, Organic ...
Recalls & Warnings
December 14, 2023
FDA Warns Seller of Novid NASAL SPRAY for Allergy, Virus, and Cold Claims
On December 7, 2023, the FDA issued a warning to Novid Group, Inc. following an inspection of the company’s website, which found statements about the company’s novid NASAL SPRAY product to be drug claims.
Recalls & Warnings
November 29, 2023
Dr. Berne’s Whole Health Products Warned for Contaminated Eye Drop Products, Drug Claims
On November 22, 2023, the FDA issued a Warning Letter to Dr. Berne’s Whole Health Products following review of the company’s website, which found statements about the company’s Dr. Berne’s MSM Eye Drops 5%, Dr. Berne’s MSM Eye Drops 15%, and Dr.
Recalls & Warnings
July 14, 2022
FDA Warns Seller of Unauthorized COVID-19 Tests
On June 30, 2022, the FDA issued a warning letter to W.H.P.M, Inc. for distributing COVID antigen tests without approval, clearance, or authorization from the FDA while claiming to mitigate, prevent, treat, diagnose, or cure COVID-19 in people.
Recalls & Warnings
May 01, 2023
TruVision Recalls Products Due to Presence of Potentially Dangerous Ingredients
On April 27, 2023, TruVision Health issued a recall of various dietary supplement products because they contain hordenine and/or octodrine/DMHA, compounds that the FDA considers to be “possibly unsafe” and which are not permitted to be sold as dietary supplements.
Recalls & Warnings
August 17, 2020
SkinGuard24 Hand Sanitizer Recalled
On August 14, 2020, SG24 LLC recalled SkinGuard24 — All Day Hand Sanitizer because it is labeled as containing methanol, which is toxic when absorbed through the skin or ingested.
Recalls & Warnings
August 25, 2022
White Mulberry Leaf Caused Death of Congressman's Wife, Coroner Reports
The death of Lori McClintock, 61-year-old wife of California congressman Tom McClintock, was caused by dehydration from gastroenteritis caused by “adverse effects of white mulberry leaf ingestion,” according to a coroner's report recently obtained by Kaiser Health News.
Recalls & Warnings
July 28, 2022
FDA Warns Three Manufacturers of Sanitizer for Manufacturing and Misbranding Violations
Between July 8 and July 21, the FDA issued warning letters to three companies selling hand sanitizer products that violate Current Good Manufacturing Practices (cGMP), are adulterated and misbranded, and for refusal to allow the agency to access and copy company records.
Recalls & Warnings
August 17, 2022
Seller of Moringa Tea and Other Herbal Products Warned for Drug Claims, Manufacturing Violations
On July 29, 2022, the FDA issued a warning letter to Deggeh Foods, Inc.
Recalls & Warnings
May 05, 2022
Seller of CBD Tinctures, Creams & Pet Products Promoted for Pain, Cancer & More Warned by FDA
On February 11, 2022, the FDA issued a warning letter to Rena’s Organic following a review of the company’s social media and website, which found statements about the company’s 300 mg CBD Full Spectrum Oil Cannabinoid Tincture, 600 mg CBD Full Spectrum Oil Cannabinoid ...
Recalls & Warnings
August 17, 2021
Weight Loss Supplements Found to Contain Sibutramine Recalled
Two companies (including one Ebay seller) recently recalled weight loss supplements that were found to contain sibutramine.
Recalls & Warnings
February 22, 2021
Canadian Creatine Recalled for Dangerous Levels of Vitamin D
On February 21, 2021, the Canadian company Genex Nutraceuticals recalled one lot of Perfect Sports Core Series Pure Creatine (also known as Creatine Powder) because it "contains vitamin D that is not listed on the label, at dangerous levels.
Recalls & Warnings
April 20, 2021
Chiropractor Who Claimed Vitamin D and Zinc Work Better Than COVID Vaccines Charged by FTC
On April 15, 2021, the FTC charged St.
Recalls & Warnings
March 09, 2022
FDA Warns Seller of Magnesium, CBD, Herbal Extracts & More
On February 9, 2022, the FDA issued a warning letter to Bea Lydecker’s Naturals, Inc.
Recalls & Warnings
March 26, 2021
Nine Banned Stimulants Found in Workout, Weight Loss Supplements
Recent analysis of 17 brands of sports/energy and weight loss supplements sold in the U.S. found nine prohibited stimulants formulated into eight different combinations, and none of these combinations have been studied in people.
Recalls & Warnings
August 13, 2020
FDA Warns Soluciones Cosmeticas for Hand Sanitizers That May Contain Toxic Ingredient
On August 4, 2020, the FDA issued a warning letter to Soluciones Cosmeticas, SA de CV which after FDA testing found samples of the company's BERSIH Antiseptic Alcohol 70% Topical Solution Hand Sanitizer and BERSIH HAND SANITIZER GEL Fragrance Free to contain methanol, a toxic ...
Recalls & Warnings
May 02, 2020
Seller of Botanical and CBD Oil Patches Warned for Coronavirus Claims
On April 27, 2020, the FDA issued a warning letter to Santiste Labs LLC for promoting its transdermal patches containing botanical oils and/or CBD with unsupported claims that they can treat coronavirus (COVID-19).
Recalls & Warnings
January 24, 2020
Fat-Burning, Energy Supplement Linked to Heart Trouble
A 33-year-old woman in Australia developed cardiac ischemia (a lack of blood flow to the heart) after taking the "fat burning" supplement Alpha Lean-7, according to a recent report in the Journal of Sports Sciences.
Recalls & Warnings
December 02, 2020
Seller of Vitamin C, Elderberry, Silver, and More Warned for COVID-19 Claims
On November 10, 2020, the FDA issued a warning letter to Sage Woman Herbs, Ltd.
Recalls & Warnings
January 11, 2002
Canada Requests Recall of Certain Ephedra/Ephedrine Products
OTTAWA - January 10, 2002 - Health Canada is requesting a recall from the market of certain products containing Ephedra/ephedrine after a risk assessment concluded that these products pose a serious risk to health.
Recalls & Warnings
May 19, 2020
FTC Sends Refund Checks to Consumers of Unproven Weight Loss and Sexual Enhancement Supplements
On May 19, 2020, the FTC announced it is mailing 143,636 checks totaling more than $8,500,000 to consumers who purchased deceptively marketed supplements.
Recalls & Warnings
August 25, 2009
Hepatitis Associated with Herbal Supplement Containing Artemisinin
The August 14, 2009 edition of the Center for Disease Control's (CDC) Morbidity and Mortality Weekly Report includes case report of hepatitis associated with use of an herbal supplement containing artemisinin.
Recalls & Warnings
March 30, 2016
Toxins in Chocolate
On March 23, 2016, As You Sow, a consumer health watchdog group based in California, released results showing that 35 of 50 chocolate products it tested, including chocolate bunnies and eggs, expose consumers to lead and cadmium above levels set by California's Safe Drinking Water and Toxic ...
Recalls & Warnings
August 04, 2014
"Superfood" Greens Recalled Due to Salmonella Risk
On August 1, 2014, New England Greens dba Vibrant Health issued a recall of 10 lots of Green Vibrance and one lot of Rainbow Vibrance because they have the potential to be contaminated with Salmonella.
Recalls & Warnings
January 27, 2003
FTC Charges Dr. Clark and Related Companies with Making Unsubstantiated Health Claims
The Federal Trade Commission has charged a Switzerland-based company and its U.S. counterpart with making numerous unsubstantiated efficacy claims for a variety of dietary supplements and devices that they sell on the Internet.
Recalls & Warnings
July 23, 2019
FDA Warns Seller of CBD Lotions, Patches, Tinctures and Pet Products
On July 22, 2019, the FDA issued a warning letter to Curaleaf, Inc.
Recalls & Warnings
June 09, 2020
Six More Multi-Level Marketing Companies Warned for Coronavirus and Deceptive Earnings Claims
On June 5, 2020, the FTC announced that it sent warning letters to six multi-level marketing companies for selling products such as immune system boosters and probiotics with unsupported claims that they can treat coronavirus (COVID-19) and/or for misrepresenting potential earnings people who have ...
Recalls & Warnings
November 09, 2019
Biotin Supplements Can Cause False Lab Test Results
On November 5, 2019, the FDA reminded consumers and health care providers that high amounts of biotin (vitamin B-7), found in many supplements, can significantly interfere with certain lab tests and cause incorrect results that may go undetected.
Recalls & Warnings
April 14, 2020
Teami Tea Settles Charges of Unproven Claims and Deceptive Celebrity Endorsements
On March 6, 2020, the FTC announced that Teami, LLC, a marketer of tea and skin care products, agreed to settle charges that it was selling products with unproven claims and misleading celebrity endorsements.
Recalls & Warnings
February 26, 2020
Company Failed to Report Adverse Events Associated With Its Nutrition Shakes
On February 12, 2020, the FDA sent a warning letter to Market America Inc for failure to submit serious adverse event reports about two of its products, as required by federal regulation. The company received two reports following serious adverse events but did not submit the proper forms:
Recalls & Warnings
October 29, 2019
Publisher Sued for Promoting "Phony Diabetes Cure"
On October 24, 2019 the FTC filed a lawsuit against the publisher of books, newsletters, and other publications aimed at seniors that falsely promise to cure type 2 diabetes.
Recalls & Warnings
November 21, 2013
FDA Warns of Five More Weight Loss Supplements Containing Undeclared Drugs
On November 21, 2013, the FDA warned consumers not to buy or use the following weight loss supplements because they were found to contain one or both of the undeclared drugs sibutramine and phenolphthalein:
Recalls & Warnings
February 03, 2016
Seller of Weight and Enhancement Supplements Warned For Drug Claims
On December 11, 2015, the FDA issued a warning letter to The One Minute Miracle, Inc., following a review of the company's website which found statements made about Miracle Diet 30 and Miracle Rock 48 to be drug claims.
Recalls & Warnings
April 08, 2017
Woman Dies After Receiving Turmeric Infusion
On March 16, 2017, a San Diego, California woman died days after receiving an IV infusion of turmeric. Jade Erick, age 30, suffered a brain injury and cardiac arrest after receiving the first 5 mL of a 250 mL infusion of turmeric in the office of a naturopathic doctor.
Recalls & Warnings
March 21, 2017
Twenty-one Sexual Enhancement Products Recalled
On March 7, 2017, A&H Focal Inc. issued a recall of the following sexual enhancement supplements because they were found to contain drugs such as sildenafil, tadalafil, vardenafil:
Recalls & Warnings
November 04, 2015
Green Tea from Tea Bags Linked to Acute Hepatitis
According to a case report published on September 23, 2015 (Lugg, BMJ Case Rep 2015), a 16-year old girl in England developed acute hepatitis in connection with the consumption of green tea.
Recalls & Warnings
January 20, 2006
Another Ginkgo Supplement Recalled
On January 19, 2006, Olympian Labs informed ConsumerLab.com that it recently issued a recall of a line of Ginkgo biloba supplements because the products "did not meet our specifications that our raw material supplier was contracted to follow.
Recalls & Warnings
July 15, 2011
FDA Inspection Finds Manufacturing Problems with Several Supplements Including Women's Multivitamin
The U.S. FDA recently posted a Warning Letter sent to BioSan Laboratories of Derry, New Hampshire on June 17, 2011 concerning multiple violations of Good Manufacturing Practice regulations and labeling rules.
Recalls & Warnings
May 22, 2018
FDA Warns Companies Selling "Sun Protection" Supplements
On May 18, 2018, the FDA issued warning letters to four companies selling supplements for sun protection because statements made on product labels, websites and in marketing materials were found to be drug claims, which are not permitted for dietary supplements.
Recalls & Warnings
April 29, 2010
Vitamin D Overload in Supplement Sickens Users
On April 28, 2010, the New York Post reported that Gary Null, a nutrition promoter, was apparently sickened by his own product, Gary Null's Ultimate Power Meal, due to a manufacturing error that caused an excessive amount of vitamin D to occur in the product.
Recalls & Warnings
March 04, 2008
Airborne Settles Lawsuit Over False Advertising of its "Miracle Cold Buster"
On March 4, 3008, the Center for Science in the Public Interest (CSPI) announced that the makers of Airborne -- a multivitamin and herbal supplement whose labels and ads falsely claimed that the product cures and prevents colds -- will refund money to consumers who bought the product, as part of a ...
Recalls & Warnings
January 03, 2004
FDA to Prohibit Sales of Dietary Supplements Containing Ephedra
On December 30, 2003, the U.S. Food and Drug Administration (FDA) issued a consumer alert of its forthcoming determination that dietary supplements containing ephedra present an unreasonable risk of illness or injury, and should not be consumed.
Recalls & Warnings
July 26, 2014
FTC Says Company Made "Outrageous" Weight Loss Claims
Marketers for the Canadian-based Freedom Center Against Obesity have agreed to pay $500,000 to settle FTC charges the company made deceptive claims about its Double Shot diet pills.
Recalls & Warnings
December 02, 2014
Glucosamine Class-Action Settlement Reversed by Appeals Court
On November 19, 2014, an appeals court rejected a settlement of a class-action lawsuit that alleged label claims on glucosamine products manufactured or sold by Rexall Sundown, Inc., NBTY, Inc. or their affiliates, were false, deceptive or misleading.
Recalls & Warnings
November 21, 2014
Seller of Silver Supplement Warned for Claiming to Treat Ebola and Other Viruses
On November 19, 2014, the FDA issued a warning letter to LifeSilver.com, following a review of the website, which found statements made about Silver sol to be drug claims.
Recalls & Warnings
December 08, 2011
HCG Diet Products Don't Work and Are Illegal Says FDA
On December 6, 2011, the U.S. FDA warned consumers to avoid homeopathic HCG weight-loss diet products because they don't work, often make unsupported claims, and are illegal for sale. In addition, some of these products direct user to follow a potentially dangerous diet.
Recalls & Warnings
April 03, 2015
Health Canada Suspends Sales of Male Fern Products
On April 2, 2015, Health Canada (the Canadian equivalent of the U.S. FDA) announced it has suspended the licenses of the natural health products containing the ingredient male fern (Dryopteris filix-max), due to concern over the safety of the ingredient when taken at higher doses.
Recalls & Warnings
March 04, 2003
U.S. Warns of Ephedra Risks and Proposes Warning Label for Supplements
On February 28, the Department of Health and Human Services (HHS) announced a series of actions designed to protect Americans from potentially serious risks of dietary supplement products containing ephedra.
Recalls & Warnings
March 08, 2007
FTC Files Against Maker of Calcium and Fertility Supplements
On January 29, 2007, the Federal Trade Commission (FTC) announced that it had filed civil contempt charges against Lane Labs, Inc.
Recalls & Warnings
October 30, 2008
Possible Risk Rather than Benefit Found in Trial of Vitamin E and Selenium for Prostate Cancer
On October 27, 2008 the National Cancer Institute (NCI) announced that men in the Selenium and Vitamin E Cancer Prevention Trial (SELECT) are being told to stop taking their supplements.
Recalls & Warnings
November 03, 2011
Hoodia Marketers Fined and Banned from Business
On November 3, 2011, the Federal Trade Commission (FTC) announced that it settled charges brought against three people and two companies for deceptively advertising a supposed weight-loss supplement ingredient -- hoodia.
Recalls & Warnings
February 06, 2016
Marketers of Weight Supplements AF Plus and Final Trim Violated Consumer Protection Laws, Says FTC
On January 19, 2016, the Federal Trade Commission (FTC) and State of Maine's Office of the Attorney General charged marketers of weight loss supplements AF Plus and Final Trim with violating consumer protection laws.
Recalls & Warnings
October 08, 2015
FDA Warns Seller of Omega-3 "Concussion" Supplement for Drug Claims
On October 1, 2015, the FDA issued a warning letter to MPH Nutrition, LLC, following a review of the company's website which found statements made about Re:Mind Recover, a supplement promoted for recovery from concussions, to be drug claims which are not permitted for supplements.
Recalls & Warnings
July 12, 2015
Marketers of Memory Supplement to Pay $1.4 Million to Settle FTC Charges
On July 8, 2015, the FTC announced the marketers of Procera AVH (Brain Research Labs Inc.) have agreed to pay $1.4 million to settle charges they made deceptive claims that the supplement could significantly improve memory, mood and cognitive function.
Recalls & Warnings
May 13, 2015
Amberen Weight Loss Claims Not Supported by Evidence, Says FTC
On May 12, 2015, the FTC announced it filed a complaint to stop Lunada Biomedical Inc. from advertising that its product Amberen is clinically proven to cause substantial weight loss in women over 40.
Recalls & Warnings
March 15, 2013
Maker of Liquid Supplements Warned For Manufacturing Violations and Drug Claims
On January 31, 2013, the FDA issued a warning letter to Liquid Health, Inc.
Recalls & Warnings
January 18, 2013
FTC Upholds Ruling, POM Wonderful Health Claims Were Deceptive
On January 16, 2013, the Federal Trade Commission (FTC) announced it will uphold a judge’s ruling that makers of POM Wonderful 100% Pomegranate Juice and POMx supplements made deceptive and unsubstantiated claims that the products could treat, prevent, or reduce the risk of heart disease, prostate ...
Recalls & Warnings
October 31, 2017
Black Licorice Can Cause Abnormal Heart Rhythms, FDA Warns
On October 30, 2017, the FDA warned consumers that eating 2 ounces of black licorice a day for at least two weeks could cause an irregular heart rhythm or arrhythmia in adults age 40 or older.
Recalls & Warnings
August 15, 2017
Protein Supplements Can Be Dangerous in People with Rare Genetic Disorder
It was recently reported by Yahoo Australian News (August 14, 2017) that a 25-year-old woman died after taking protein supplements and eating protein-rich foods such as lean meats and egg whites in preparation for a fitness competition.
Recalls & Warnings
October 11, 2016
Seller of Glucosamine and Chondroitin Settles FTC Charges of False Advertising
On October 5, 2016, the FTC announced the sellers of the liquid glucosamine and chondroitin supplement Supple (Supple LLC) agreed to settle charges they made false claims about the product.
Recalls & Warnings
October 21, 2014
Seller of Weight Loss, Saw Palmetto Supplements and More Warned for Drug Claims
On October 9, 2014, the FDA issued a warning letter to Bethel Nutritional Consulting, Inc., following a review of the company's website which found statements made about 15 Day Detox Diet, Alpha Lipoic Acid. 300 mg.
Recalls & Warnings
June 15, 2016
More Nutrition Bars Recalled Due to Listeria Risk
The following nutrition bars are being recalled because they contain sunflower kernels or may have come in contact with equipment processing sunflower kernels which have the potential to be contaminated with Listeria monocytogenes (use the links below for affected lot numbers, UPC, and/or ...
Recalls & Warnings
January 24, 2003
FTC Challenges Weight-loss Claims for Slim Down Solution
The Federal Trade Commission today charged Slim Down Solution, LLC, Maderia Management, Inc., and several related companies and individuals with using false and unsubstantiated claims in the marketing and advertising of "Slim Down Solution" - a purported weight-loss product.
Recalls & Warnings
August 31, 2004
Two Makers of Weight Loss and Sex Enhancement Supplements Stopped From Making Unsubstantiated Claims
On August 27, 2004, the Federal Trade Commmission (FTC) reported that two Maine-based dietary supplement marketers and their principals have agreed to settle FTC charges that they made deceptive advertising claims about their dietary supplement products, in violation of federal law.
Recalls & Warnings
December 06, 2011
FTC Stops Operator of Fake News Sites Offering Acai and Colon Cleanse Products
On December 1, 2011, The Federal Trade Commission announced that it has filed a complaint jointly with the State of Connecticut, seeking to permanently stop a Connecticut-based operation that allegedly used fake news websites to promote their products, made deceptive weight-loss claims, and told ...
Recalls & Warnings
February 13, 2019
Supplements Promoted for Alzheimer's Disease and Dementia Sell "False Hope," Warns FDA
On February 11, 2019, the FDA warned consumers to beware supplements promoted to prevent or treat Alzheimer's disease or dementia.