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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
Vitamin D Supplements Review (Including Calcium, Magnesium, Vitamin K, and Boron)
Find the Best Vitamin D Supplement and Avoid Problems
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
Multivitamin and Multimineral Supplements Review
32% Failed our Tests. Choose Your Multivitamin Carefully.
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
Extra Virgin Olive Oil Review
Many Extra Virgin Olive Oils Don't Seem to Make the Grade
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
I'm considering taking vitamin K for my bones, but I take blood thinner (anticoagulant) medication. Is there a problem taking both?
Learn more about vitamin K, including info on interactions with blood thinners such as Coumadin and Jantoven, its effects on bones & impact on clotting.
Product Review
Nattokinase Supplements Review
Only 5 of 8 Nattokinase Supplements Pass Tests.
Product Review
Red Yeast Rice Supplements Review
Only 2 of 7 Red Yeast Rice Supplements Approved in CL Tests
Product Review
Protein Powders and Shakes Review
Find Out Which Protein Products Passed or Failed Our Tests
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
What is Perque Bone Guard Forté? It is safe and effective for bone health?
Find out about the ingredients in Perque Bone Guard Forté, including which ingredients may be beneficial for osteoporosis and bone health and which may be a safety concern.
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.
News Release
February 26, 2026
ConsumerLab Survey Shows Growth in Creatine and Magnesium Supplements
White Plains, New York, February 26, 2026 — A recent survey of more than 8,850 people who regularly use dietary supplements shows that, among the 200 most popular supplements, creatine led in growth (+17.
News Release
February 26, 2025
ConsumerLab Survey Shows 21 Most Popular Vitamins and Supplements
White Plains, New York, February 26, 2025 — A recent survey of more than 8,400 people who regularly use dietary supplements shows that among the 212 most popular supplements, those that experienced the greatest absolute growth in popularity during 2024 were biotin (+9.
CL Answer
Is it better to get vitamins from foods or supplements, and are natural vitamins better than synthetic vitamins?
Learn more about the benefits of getting vitamins from food versus supplements, natural versus synthetic vitamins, and more.
News Release
August 12, 2024
Too Much Vitamin D? Some Supplements Contain Much More Than Claimed, According to ConsumerLab
White Plains, NY, August 12, 2024 — Getting adequate vitamin D is important to maintaining bone and cardiovascular health, and may have other benefits. However, getting too much vitamin D can have adverse effects, including increasing the risk of fractures and falls.
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.
Clinical Update
9/03/2024
Statins & Vitamin K
Do statins (e.g., Lipitor, Crestor) affect blood levels of vitamin K and does vitamin K supplementation improve heart-related outcomes among people taking statins? Find out in the Concerns and Cautions section of our Vitamin K Supplements Review, which includes our Top Picks among vitamin K supplements.
Also see: When taking a statin drug like Lipitor or Crestor, are there supplements I should avoid or take?
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.
Clinical Update
6/08/2017
How To Get Vitamin K From Food
Many of the benefits of vitamin K - such as proper blood clotting and calcium utilization for bone and heart health - are associated with getting adequate vitamin K from foods. The good news? Brand new research has found much higher amounts of vitamin K2 (the form associated with cardiovascular benefits) in dairy foods than previously known. However, the amounts vary tremendously depending on whether these foods are full-fat, or reduced-fat or fat-free. Get the details in the "Vitamin K from food" section of the Vitamin K Supplements Review. If you're interested in a vitamin K supplement, see our Top Picks among brands.
CL Answer
Which supplements or foods can help lower cholesterol and keep my heart healthy? Are there any to avoid?
Information about heart health supplements & vitamins that help with cholesterol, including sterol esters, CoQ10, and vitamin D, and which may be bad for the heart, like calcium.
CL Answer
Is soy in supplements good or bad for you?
Find out about the health benefits and/or safety concerns related to soy constituents (including soy isoflavones, soy protein, soy lecithin, and soybean oil), and learn how you can avoid soy in supplements if necessary.
Clinical Update
4/25/2023
Acesulfame K (Ace-K)
How does the sweetener acesulfame K (Ace-K), found in products such as Sunett and Sweet One, compare to sugar and is it safe? Find out in our updated article about stevia and sugar substitutes.
Clinical Update
2/18/2020
Vitamin K for Bone Density?
Vitamin K (as MK-7) was given daily for one year to older men and women to see if it would improve bone mineral density. Some also received vitamin D and calcium. Find out if it helped, as well as the results of related studies, in the What It Does section of the Vitamin K Supplements Review. Also see our Top Picks among vitamin K supplements.
Clinical Update
8/26/2020
Vitamin K & Heart Health
Can taking vitamin K supplements improve vascular stiffness or lower blood pressure in people with kidney disease? Find out what a recent study showed in the What It Does section of our Vitamin K Supplements Review. Also see our Top Picks for vitamin K.
Clinical Update
4/28/2020
A Role for Vitamin K in COVID-19?
A new study showed a link between vitamin K and the development of COVID-19. Learn what this means in the What It Does section of our Vitamin K Supplements Review. Also see our Top Pick among vitamin K supplements.
Clinical Update
3/31/2013
Low Dose of Vitamin K Helps Bone
Using a much lower dose of vitamin K than in previous studies, a new study found that intake of a particular form of vitamin K decreased age-related decline in bone mineral content and density in certain bones in postmenopausal women. Get the details, as well as our ratings of these supplements, in the updated Vitamin K Supplements Review >>
Clinical Update
10/13/2020
Vitamin K for Weak Bones?
Does supplementing with vitamin K2 as MK-7 along with vitamin D and calcium improve bone density in postmenopausal women with weak bones (osteopenia)? Find out what a recent study showed in the What It Does section of Vitamin K Supplements Review. Also, learn about other forms of vitamin K used for increasing bone density and see our Top Picks for vitamin K.
Clinical Update
10/31/2020
Warfarin and Low-Dose Vitamin K
Should people on warfarin (Coumadin) take low-dose vitamin K to help stabilize fluctuations in INR? Learn what experts say in the What It Does section of our Vitamin K Supplements Review. Also, learn if other blood thinning drugs are affected by vitamin K in the Concerns and Cautions section of our review.
Clinical Update
11/18/2020
Vitamin K and Breast Cancer Risk
Can eating foods high in vitamin K affect the risk of breast cancer? Learn what a recent study showed in the What It Does section of our Vitamin K Supplements Review. Also see our Top Picks for vitamin K supplements.
Clinical Update
8/19/2024
More Vitamin K Products Fall Short
Several popular "bone health" supplements have failed to pass our tests for having less vitamin K than listed, and the issue seems widespread according to recent market tests. For more information, see the What CL Found section of our Vitamin K Supplements Review, which includes our Top Picks among vitamin K supplements.
CL Answer
Is it okay to take vitamin D3 and fish oil together?
Find out if taking vitamin D and fish oil is okay, how it effects absorption, and the best way to take vitamin D to improve absorption. ConsumerLab.com's answer explains.
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
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.
Product Review
Olive Leaf Extract Supplements Review
Learn What Olive Leaf Does and the Best Brands
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.
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.
Product Review
Lion's Mane and Chaga Supplements Review
Read Labels Carefully -- Many Can Mislead
CL Answer
I take warfarin (Coumadin), an anticoagulant drug. Are there supplements I should avoid, or be taking, due to this drug?
Find out which supplements should be avoided when taking blood thinners (anticoagulants) like warfarin (Coumadin), including vitamin K, St. John's wort, and curcumin.
Clinical Update
11/24/2025
Vitamins K2 & D for Heart Disease?
Does taking vitamin K2 and D reduce coronary artery disease progression or its risk factors? Get the latest facts in the Heart Disease section of our Vitamin K Supplements Review, which includes our Top Pick for vitamin K and vitamin K + D.
Clinical Update
10/28/2024
This May Reduce Leg Cramps
A recent study found high-dose vitamin K to dramatically reduce nighttime leg cramps in older men and women. For details (including the form, dose, and dosing regimen) see the What It Does section of our Vitamin K Supplements Review, which includes our Top Picks among vitamin K supplements.
Also see: Do any supplements, foods, or oils help reduce muscle pain, muscle cramps, or nighttime leg cramps?
Clinical Update
3/15/2024
Vitamin K - Name Change
The name of one of our Top Picks among vitamin K supplements has changed, although the ingredients remain the same. For details, see our Top Picks among vitamin K supplements.
Clinical Update
3/11/2022
Vitamin K and Sleep
Can taking vitamin K make it more difficult to sleep? Find out what research suggests in the Concerns and Cautions section of our Vitamin K Supplements Review.
Also see our answer to the question: What are the best supplements for insomnia? Are there any supplements that interfere with sleep?
Clinical Update
1/15/2021
Vitamin K & Risk of COVID Death
A marker of low vitamin K levels has been linked to a higher risk of death in people with COVID-19, according to a new study. Get the details in the COVID-19 section of our Vitamin K Supplements Review.
Clinical Update
10/23/2021
Vitamin K and Coronary Artery Calcification
Can supplementing with vitamin K1 slow coronary artery calcification? See what a new study among people with diabetes found in the What It Does section of our Vitamin K Supplements Review. Also see our Top Picks among vitamin K supplements.
Clinical Update
1/11/2022
Taking Vitamin K With Vitamin D?
Is it necessary to take vitamin K when taking vitamin D? Find out in our updated answer to the question: Do you need to take vitamin K when taking vitamin D?
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.
CL Answer
Does red and near infrared light therapy reduce pain, improve skin or cognition, or have other benefits? Is it safe?
Red light and near infrared light therapy devices are promoted for numerous conditions, including acne, fibromyalgia, pain, cognitive function and other uses. Find out if these devices work and if they are safe.
CL Answer
What is the difference between forms of vitamin K2?
Learn about the different forms of vitamin K2 - MK-4 (synthetic) and MK-7 (natural, from natto).
News Release
July 30, 2024
ConsumerLab Tests Reveal Best Vitamin K Supplements
White Plains, NY, July 30, 2024 — Vitamin K helps with proper blood clotting as well as with calcium utilization in bones and the cardiovascular system.
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.
Product Review
Lavender and Tea Tree Essential Oils Review
Oils Tested for Authenticity and Purity
Product Review
Electrolytes & Sports Drinks Review
See Which Sports Drinks, Powders, and Pills Deliver the Right Electrolytes
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
ConsumerLab’s Review of The 'Pause Nutrition Supplements by Dr. Mary Claire Haver – Are They Worth It?
Looking into The 'Pause Nutrition supplements by Dr. Mary Claire Haver? ConsumerLab examines the value of products like Omega-3 + Vitamin D3 & K2, Fiber GDX, Skin Boost Plus, and more. Find out if these supplements are worth the price and discover affordable alternatives.
Product Review
Glutathione Supplements Review
Learn How Glutathione Products Differ, Which Failed, and Our Top Picks
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.
Clinical Update
4/29/2022
Vitamin K and Heart Valve Calcification
Can supplementation with the MK-7 form of vitamin K2 slow the progression of aortic valve calcification, a risk factor for cardiovascular disease? See what a new study found in the Heart Disease section of our Vitamin K Supplements Review.
Also see our answer to the question: Which supplements or foods can help lower cholesterol and keep my heart healthy? Are there any to avoid?
Clinical Update
2/06/2024
Vitamin K2 + D to Slow Calcification of Arteries?
Does taking vitamin K2 plus vitamin D slow the progression of coronary artery calcification? Find out what a recent study showed in the Heart disease section of our Vitamin K Supplements Review, which includes our Top Pick for vitamin K.
Clinical Update
1/05/2024
Vitamin K2 & Breast Cancer
Does supplementing with vitamin K2, which can be derived from fermented soy (natto), increase the risk of breast cancer? Find out in the Concerns and Cautions section of our Vitamin K Supplements Review, which includes our Top Picks for vitamin K.
Also see: Are there vitamins or supplements that can reduce my risk of breast cancer? Do any increase cancer risk?
Clinical Update
8/14/2024
Eliquis & Vitamin K?
Vitamin K can reduce the effects of blood-thinners like warfarin, but does it affect Eliquis (apixaban)? Find out in our article about supplements to avoid when taking Eliquis.
Clinical Update
5/12/2025
Vitamin K2 (MK-7) to Slow Artery Calcification?
Did taking the MK-7 form of vitamin K2 for one year reduce signs of coronary artery calcification among pre- or postmenopausal women? See what a recent study found in the Heart disease section of our Vitamin K Supplements Review, which includes our Top Picks for the MK-7 form of vitamin K.
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
How significant are the risks to drinking tea from China from heavy metals?
Find out which types of tea from China pose the greatest risk of toxic heavy metal contamination, including green tea.
CL Answer
Are there any supplements I should avoid when taking an antibiotic? Are there any that may be helpful?
Find out which supplements can negatively interact with antibiotics, including vitamin K, magnesium, and calcium, and which may be helpful when taking antibiotics.
CL Answer
Are there supplements I should avoid when taking apixaban (Eliquis) or similar blood thinner drugs like Xarelto?
Learn about supplement interactions with apixaban (Eliquis), rivaroxaban (Xarelto) and other blood thinner drugs in the direct factor Xa inhibitors class.
CL Answer
Do any supplements or foods benefit people with Crohn's disease? Are there any supplements that should be avoided?
Find out the most common vitamin and mineral deficiencies in people with Crohn's disease, including iron, B6, B12, vitamin D, zinc and others, plus evidence for N-acetyl-glucosamine (NAG), fish oil, and curcumin.
CL Answer
Do any supplements or diets help prevent or treat osteoporosis?
If you have osteoporosis, you may be interested in supplements or diets for bone health. Find out which can increase bone strength and density.
Product Review
Potassium Supplements Review
Be Careful with Potassium Supplements! Problems Found. Tests and Reviews of Potassium Supplements & CL's Top Picks.
Product Review
Vitamin E Supplements Review
Find the Best Vitamin E Supplement. Tests and Reviews of Popular Vitamin E Supplements & CL's Top Picks.
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
Which supplements should be taken with food?
Find out which supplements should be taken with food, including vitamins A, D, E, and K, fish oil, and CoQ10.
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
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.
Product Review
Inactive Ingredients / Excipients in Supplements
Find Out Why Coloring Agents, Sweeteners, Fillers & Other Inactive Ingredients Are In Your Supplements and If They're Safe.
News Release
February 26, 2024
Latest ConsumerLab Survey Shows Growth in Popularity of Magnesium and Several Smaller Supplements
White Plains, New York, February 26, 2024 — A recent survey of more than 10,000 people who regularly use dietary supplements shows that supplements that experienced the greatest absolute growth in popularity during 2023 were pregnenolone (+7.5 percentage points), magnesium (+4.8 pts), berberine (+4.
News Release
February 24, 2023
Probiotics Rise in Popularity as Vitamin C, Melatonin, and Others Dip in Latest ConsumerLab Survey of Supplement Users
White Plains, New York, February 25, 2023 —A recent survey of 8,600 people who regularly use dietary supplements shows that probiotics (+3.04 percentage points), quercetin (+2.3 pts), and vitamin K (+1.
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.
Product Review
Turmeric and Curcumin Supplements and Spices Review
See Our Top Picks Among Turmeric Products
CL Answer
I'm trying to pick a good multivitamin for my children and husband, and for myself. Any suggestions based on your research?
Find out how to pick the best multivitamin for you and your family, based on diet, price, and effectiveness.
Product Review
Joint Health Supplements for Pets Review (Glucosamine, Chondroitin, & MSM)
See Which Pet Supplements for Joint Health Passed Our Tests and Which Didn't!
Product Review
L-Arginine Supplements Review
Choose the Best L-Arginine Supplement. Find Out Which L-Arginine Supplement Passed CL's Tests.
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.
CL Answer
What are "broad-spectrum micronutrient" supplements, and do they have greater health benefits than multivitamin/multimineral supplements?
Learn about "broad-spectrum micronutrients" and how they compare to multivitamin/multimineral supplements.
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
When taking a statin drug like Lipitor or Crestor, are there supplements I should avoid or take?
Learn about the interactions between certain supplements and atorvastatin (Lipitor), rosuvastatin (Crestor), and other cholesterol-lowering statins.
Clinical Update
3/08/2024
Newly Approved Bone Health Supplement
We recently tested NuBest Tall 10+, a bone health supplement that contains calcium, vitamin D, and vitamin K. It was Approved for Quality and is now in our Calcium and Bone Health Supplements Review.
The product was tested and Approved through ConsumerLab's Quality Certification Program.
Clinical Update
6/20/2014
Too Much Calcium for Some?
A new study found that supplementing with even moderate amounts of calcium may cause abnormally high calcium levels in the urine (a risk factor for kidney stones) of some postmenopausal women, even when total calcium intake doesn't exceed the recommended daily allowance. Get the details in the update to the Calcium Supplements Review (Including Vitamin D, Vitamin K, and Magnesium) >>
Clinical Update
6/24/2014
Vitamin D May Help Lower Blood Pressure
A recent study in people with mild to moderate high blood pressure showed that taking a vitamin D supplement helped lower blood pressure. Subjects in the study were already taking a calcium channel blocker (nifedipine), but taking vitamin D reduced blood pressure by several additional points. For details, including the dose of vitamin D used, as well as our tests of vitamin D supplements which can provide this dose, see the updated Vitamin D Supplements Review (Including Calcium, Vitamin K, and Magnesium) >>
Clinical Update
7/12/2014
Vitamin D & Calcium for Diabetes Due to Pregnancy
A new study found supplementation with a combination of vitamin D and calcium improved fasting blood sugar levels, serum insulin levels, and insulin sensitivity in women with gestational (pregnancy-related) diabetes. For more details, including dosage, as well as our tests and comparisons of vitamin D and calcium supplements, see the update to the Vitamin D Supplements Review (Including Calcium, Vitamin K, Magnesium) >>
Clinical Update
1/14/2022
Does Vitamin K2 Reduce Artery Calcification?
In response to communications from several readers about the role of vitamin K2 supplementation in reducing artery calcification, we added information this week to our answer to the question: Do you need to take vitamin K when taking vitamin D?
Product Update
12/08/2025
Bone Health Supplement Reformulated
A bone health supplement that was NOT APPROVED by us (for falling short on vitamin K) has been reformulated to address the issue. For details, see the update in our Bone Health Supplements Review, which includes our Top Picks among products.
Clinical Update
6/05/2025
Effect of Sweeteners on the Gut
How do artificial sweeteners (acesulfame K, saccharin, and sucralose) and natural sweeteners (stevia and xylitol) affect the gut microbiome? Find out what a recent laboratory study suggests in our article about sweeteners which includes our Top Picks among sweeteners for a variety of uses.
CL Answer
Which supplements help reduce the risk of colorectal cancer?
Find out which supplements may reduce the risk of colorectal cancer, including folate, fiber, selenium, and vitamin D.
CL Answer
Which foods are a good source of B vitamins?
Find out which foods are a good source of B vitamins (like folate and B-12) and when you should take Vitamin B supplements.
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
Dandelion Tea & Supplements: Health Benefits and Safety
Find out about the potential health benefits of dandelion tea and supplements, as well as safety, side effects, and potential drug interactions.
News Release
May 16, 2022
Best Calcium and Bone Health Supplements Revealed by ConsumerLab Tests
White Plains, New York, May 16, 2022 — Calcium is essential for maintaining bones and plays critical roles in nerve transmission, muscle contraction, and the cardiovascular system.
CL Answer
What are the benefits of grape seed extract?
Learn about the health benefits of grape seed extract, and find out it improves venous insufficiency, leg swelling, swelling after surgery, or can help to lower blood pressure.
CL Answer
What are the health effects of turkey tail mushroom and is it safe?
Learn about the possible health effects of turkey tail mushroom, including its use as adjuvant treatment for cancer and for boosting immune function, plus get information about possible side effects and find out why ConsumerLab has not yet tested turkey tail products.
CL Answer
Is it safe to take CoQ10 while taking blood thinners like warfarin or Plavix (clopidogrel)?
Learn more about the possible counteractive effects of CoQ10 and blood thinners, including safety.
CL Answer
Do vitamins, minerals or other supplements lose effectiveness with exposure to high temperatures?
Are vitamins and supplements susceptible to heat? Find out if mail ordering during the summer is safe.
News Release
April 13, 2022
ConsumerLab Tests Vitamin D Supplements and Cautions About Dose
White Plains, New York, May 12, 2022 — Getting sufficient vitamin D is essential for healthy bones and has a wide range of other health benefits. It's no wonder that it has been the #1 supplement in popularity year-after-year in ConsumerLab's survey of supplement users.
News Release
April 02, 2022
ConsumerLab Discovers Less Vitamin K Than Listed in Some Supplements
White Plains, New York, May 16, 2022 — Vitamin K plays an important role in proper blood clotting and calcium utilization in bones and is a common ingredient in bone health supplements.
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.
Product Review
Kelp Supplements Review
Choose the Best Kelp Supplement. Be Cautious With Kelp! Only 50% of Supplements Pass CL's Review.
Product Review
Maca Supplements Review
Choose the Best Maca Supplement. Make Sure Your Maca Supplement Isn't Contaminated With Lead.
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
Avocado Oil Review
Find the Best Avocado Oil for Purity, Freshness and Taste. Some Others May Include Rotten Avocado or Other Oils.
Product Review
Pumpkin Seeds (Pepitas) Review
We Identified the Best Pumpkin Seeds
News Release
March 11, 2022
Best Magnesium Supplements Identified by ConsumerLab
White Plains, New York, May 12, 2022 — Nearly half the U.S. population does not get adequate amounts of magnesium and can benefit from increasing magnesium intake from foods or supplementation.
Product Review
Ginseng Supplements Review
Find the Best Ginseng Supplement. Key "Ginsenosides" Found to Range 10-Fold Across Products.
Product Review
Seaweed Snacks and Foods Review
Tests Reveal Seaweed Snack Risks
Product Review
Ginger Supplements, Chews & Spices Review
Tests Reveal Best and Worst Ginger Supplements & Spices. Poor Quality and Lead Contamination Discovered in Some Products.
Product Review
Reishi (Mushroom) Supplements Review
Little to No Mushroom Found in Some Reishi Supplements
Product Review
Rolled Oats and Steel-Cut Oats Review
Find the Best Rolled and Steel-Cut Oats -- Beware of Unexpected Gluten.
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 any supplements improve balance or reduce the risk of falls?
Find out which vitamins & supplements may improve your balance to help reduce the risk of falling, including vitamin D and protein.
CL Answer
Which supplements or OTC medications help reduce flatulence (gas), and are there any that make it worse?
Find out which supplements may help reduce flatulence (gas), and learn which supplements or foods may worsen symptoms of flatulence.
Product Review
Cinnamon Supplements and Spices Review
CAUTION: Limit Use of Some Cinnamon Due to Liver Toxin. See Our Findings and Top Picks.
News Release
February 24, 2022
Consumers Returned to Pre-Pandemic Supplement Usage in 2021, ConsumerLab Survey Reveals
White Plains, New York, February 24, 2022 —A survey of 8,049 people who use dietary supplements shows many supplements that declined in use in 2020 began bouncing back in 2021, such as magnesium (+2.4 percentage points), and CoQ10 (+2.7 pts).
News Release
May 18, 2021
Caution With Potassium Supplements: You Could Get More Than Expected
White Plains, New York, May 18, 2021 — Recent tests by ConsumerLab.com of popular potassium supplements on the market revealed that consumers to get much more or much less potassium than expected from certain products.
News Release
February 26, 2021
COVID Changed Supplement Popularity in 2020, ConsumerLab Survey Reveals
White Plains, New York, February 26, 2021 — A survey of 9,647 people who use dietary supplements shows that the supplements which experienced the greatest growth in popularity in 2020 were those being promoted to prevent or treat infection with SARS-CoV-2, the coronavirus that causes COVID-19.
News Release
February 12, 2021
Don't Be Surprised by New Labels on Many Vitamins
White Plains, New York, February 12, 2021 — It took almost four years, but more accurate labels on vitamin and mineral supplements are finally here and consumers should not be surprised to see changes, says Tod Cooperman, M.D., president and founder of ConsumerLab.
News Release
May 10, 2018
Big Differences Found Among Green Teas -- ConsumerLab Tests Identify Best Green Tea in Bags, Matcha, Supplements, and Bottles --
White Plains, New York, May 10, 2018 — The benefits of green tea use are associated with the presence of natural polyphenols known as catechins, such as EGCG.
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.
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.
Product Review
Nutrition Bars Review (Protein, Energy, and Nut & Fruit Bars)
Our Tests Showed What's Hiding in Protein Bars
Product Review
Muscle & Workout Supplements Review (Creatine and Branched-chain Amino Acids)
Do Creatine and BCAAs Really Improve Strength and Recovery?
Recalls & Warnings
October 06, 2020
FDA Warns Seller of Red Yeast Rice, Vitamin D, Blood Pressure Supplements, and More
On August 28, 2020, the FDA issued a warning letter to Dr. Sam Robbins, Inc.
News Release
June 01, 2017
Best Vitamin K Supplement? ConsumerLab.com Tests Popular Products and Reveals Its Top Picks
White Plains, New York, June 1, 2017 — Vitamin K plays an important role in proper blood clotting as well as with calcium utilization in bones and the cardiovascular system, but do most people need a vitamin K supplement? And do products on the market contain what's claimed on their labels? ...
News Release
May 26, 2017
ConsumerLab.com Tests Reveal the Best Calcium Supplements
White Plains, New York, May 26, 2017 — Most people know that calcium is important for building and maintaining strong bones, but with so many different forms, dosages and ingredient combinations available on the market, choosing a calcium supplement can be difficult. To help, ConsumerLab.
News Release
May 17, 2017
Best Vitamin D? ConsumerLab.com Tests Popular Vitamin D Supplements and Reveals Its Top Picks
White Plains, New York, May 17, 2017 — Vitamin D is currently the most popular dietary supplement among people who regularly use supplements according to a recent survey by ConsumerLab.com.
News Release
February 24, 2017
Vitamin D Supplements Maintain Top Spot in Popularity, as Probiotics Surpass Multivitamins to #4 Behind Fish Oil and CoQ10 in Latest ConsumerLab.com Survey
White Plains, New York, February 24, 2017 — A recent survey of over 9,505 people who use dietary supplements shows the most popular dietary supplement to be vitamin D, followed by fish oil, CoQ10, probiotics, and multivitamins.
CL Answer
Are David Beckham’s IM8 Supplements Worth Taking?
IM8 markets two main products that claim to help you "feel amazing today," and "stay young tomorrow." Find out if these products work and if we think they're worth the cost.
CL Answer
Do sea moss and carrageenan have health benefits? Are there risks?
Sea moss is promoted for thyroid health, boosting immunity, improving gut health, and other uses. Find out if it works and learn about possible side effects of sea moss and its constituent, carrageenan.
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.
Recalls & Warnings
December 29, 2015
Maker of Vitamin K, Vitamin A & More Warned for Manufacturing Violations, Drug Claims
On December 10 2015, the FDA issued a warning letter to Dherbs Health Emporium, Inc.
Recalls & Warnings
September 14, 2023
FDA Warns CVS, Walgreens, Similasan & Others for Eye Drop Violations
On September 11, 2023, the FDA issued Warning Letters to the following eight sellers of homeopathic and other types of eye drops regarding the products noted in italics due to a variety of violations of FDA regulations, most notably that they were marked with claims suggesting that they could cure, ...
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
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
What is acrylamide? Is it true that coffee and cocoa contain this toxin?
Find out what acrylamide is, how much is found in coffee and cocoa, and how you can minimize your intake of acrylamide.
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
How do the Beyond Burger, the Impossible Burger, and a beef burger compare in terms of vitamins and minerals, and which is best?
Read our comparison of the Beyond Burger and the Impossible Burger, plant-based, meat alternative burgers. Compare nutrition, vitamins and minerals. ConsumerLab.com's answer explains.
Recalls & Warnings
November 06, 2014
Seller of Prostate, Heart Supplements and More Warned for Drug Claims
On October 9, 2014, the FDA issued a warning letter to Health Research Laboratories, LLC/New World Health, following a review of the company's websites, which found statements made about AtheChel Advanced, Betarol, BioTherapex, Omega-3 Cardio Plus, RejuvaLifeRx, and Ultimate Health Formula to be ...
Recalls & Warnings
May 08, 2021
FDA Warns Seller of Vitamins B12, C, D, and K
On April 7, 2021, the FDA issued a warning letter to Unived Inc following a review of the company's websites, which found statements made about the company's products Unived brand Colox, CalDveg, B12+D3, and D3+K2-7 to be drug claims.
Recalls & Warnings
April 02, 2021
Three Male Enhancement Products Recalled Due to Undeclared Drugs
Between March 24 and 26, 2021, three companies issued recalls of their male enhancement capsules because FDA analysis found them to contain sildenafil and tadalafil.
CL Answer
Which supplements, foods or diet and lifestyle changes help relieve acid reflux (heartburn), and which worsen it?
Find out which supplements and foods can help relieve acid reflux, and which can make it worse.
News Release
July 27, 2016
ConsumerLab.com Helps Consumers Make Sense of the FDA's Updated Daily Values (DV) for Vitamins and Minerals
White Plains, New York, July 27, 2016 — Daily Values (DV) for certain vitamins and minerals have been changed by the FDA, as part of the agency's revised rules for nutrient and supplement facts labeling. The changes went into effect on July 26, 2016.
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
June 03, 2016
What Works for Joint Health? ConsumerLab.com Reviews Glucosamine, Chondroitin, MSM and Boswellia Supplements for People and Pets
White Plains, New York, June 3, 2016 — Do popular joint health supplements with ingredients such as glucosamine, chondroitin, Boswellia, and MSM really work to relieve pain or slow the progression of osteoarthritis? And, with so many to choose from, which supplements are best? To find out, ...
News Release
October 14, 2015
Is Matcha a Better Form of Green Tea? ConsumerLab.com Answers the Question
White Plains, New York, October 14, 2015 — For the past three years, ConsumerLab.com has been testing green tea products, including tea bags, bottled drinks, dietary supplements, and even a K-Cup®.
News Release
April 28, 2015
Best Supplements for Bone Health? ConsumerLab.com Finds Products with Multiple Ingredients More Likely to Contain Wrong Amounts
White Plains, New York, April 28, 2015 — Vitamin D and calcium each play a crucial role in bone health and are among the most popular supplement ingredients in the U.S., but recent ConsumerLab.
News Release
February 28, 2015
Use of Magnesium and Probiotics Rise, Multivitamins and Weight Loss Supplements Fall, According to ConsumerLab.com Survey
White Plains, New York, February 28, 2015 — A recent survey of over 10,000 people who use dietary supplements shows the most popular dietary supplement to be fish oil, followed by multivitamins, CoQ10, vitamin D, B vitamins, magnesium, calcium, probiotics, and vitamin C.
News Release
October 08, 2013
ConsumerLab.com Reports Problems and “Top Picks” Among Bars for Energy, Fiber, Protein, Meal-Replacement, and Whole Food
WHITE PLAINS, NEW YORK — October 8, 2013 — Which nutrition bars provide the best combination of nutrition and taste, and are accurately labeled? ConsumerLab.com recently set out to answer this question by purchasing popular bars in the U.S.
Recalls & Warnings
July 05, 2012
FDA Warns Good Herbs Inc. of Manufacturing Violations and Drug Claims
The FDA issued a warning letter to Good Herbs Inc. on May 24, 2012, after a facility inspection found the company to be in violation of current manufacturing regulations, including lack of documentation and written procedures.
Recalls & Warnings
September 25, 2018
FDA Warns Seller of Digestive Enzyme Supplements
On March 6, 2018, the FDA issued a warning letter to Uckele Health & Nutrition, Inc.
News Release
May 21, 2013
Green Teas Vary in Strength and Amount of Lead Contamination, According to ConsumerLab.com
White Plains, New York, May 21, 2013 — If you drink green tea for your health, be aware that the catechin and caffeine levels can vary by more than 240% across products. Some also contain significant amounts of lead in their tea leaves. This is according to recent tests by ConsumerLab.
News Release
February 11, 2013
ConsumerLab.com Reports Problems with Some Vitamin D and Calcium Supplements -- Wrong Amounts of Vitamin D, Pills Which Don’t Break Apart, and Lead Contamination Found
White Plains, New York, February 11, 2012 — Vitamin D and calcium are among the most popular supplement ingredients in the U.S., but recent tests by ConsumerLab.com show problems with 4 out of 25 products which contain these ingredients.
News Release
December 21, 2012
ConsumerLab.com Tests Reveal What's Really In Green Tea Supplements and Bottled Drinks
White Plains, New York — December 21, 2012 — How do levels of EGCG and caffeine in green tea supplements and bottled teas compare with levels provided in a typical brewed green tea? It very much depends on the brand, according to new tests by ConsumerLab.com.
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 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
April 26, 2011
Problems discovered with eight vitamin D supplements in study by ConsumerLab.com -- Incorrect amounts of vitamins, lead contamination, and labeling infractions identified.
White Plains, New York — April 26, 2010 — Among 28 vitamin D supplements recently selected for independent testing, problems were found with 8 products, 29% of those reviewed, according to 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
January 25, 2011
ConsumerLab.com evaluates quality of potassium supplements and identifies those offering best value
WHITE PLAINS, NEW YORK — JANUARY 25, 2011 — A new report on the quality of potassium supplements was released by ConsumerLab.com today. In contrast to its last report on potassium supplements, ConsumerLab.
News Release
July 10, 2009
Nine joint health supplements fail ConsumerLab.com quality review -- Lead contamination, missing ingredients and other problems found in supplements for people as well as for dogs, cats and horses; Many others approved
WHITE PLAINS, NEW YORK — JULY 10, 2009 — Nine supplements for osteoarthritis that ConsumerLab.com recently selected for testing were found to be contaminated with lead, lack all or some of a key ingredient or have other quality problems.
News Release
March 10, 2009
ConsumerLab.com reports deficiencies in some supplements containing calcium, vitamin D, or vitamin K -- Focus on bone health supplements and new uses for vitamins D and K
WHITE PLAINS, NEW YORK — MARCH 10, 2009 — In a large review of supplements relating to bone health, ConsumerLab.com reported today that tests showed five products to provide only 52.5% to 89% of the listed amounts of calcium or vitamin K. ConsumerLab.
News Release
January 13, 2009
ConsumerLab.com reports largest test of CoQ10 and ubiquinol supplements -- Most supplements provide claimed ingredient, but large variation in dosage and forms may confuse consumers. ConsumerLab.com provides guidance.
WHITE PLAINS, NEW YORK — JANUARY 13, 2009 — A report by ConsumerLab.com on supplements containing the anti-oxidant CoQ10 shows the difficulty for consumers in determining an appropriate dosage.
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
November 18, 2008
Adulteration Suspected with Some "Memory" Supplements -- Few Ginkgo and Huperzine Supplements Pass ConsumerLab.com Tests; Quality High for Acetyl-L-Carnitine
WHITE PLAINS, NEW YORK — NOVEMBER 18, 2008 — Tests by ConsumerLab.com of Ginkgo biloba supplements show that few products meet quality standards.
News Release
October 28, 2008
Tests reveal quality problems with vitamin A supplements -- New ConsumerLab.com report focuses on vitamin A, including beta-carotene and cod liver oil
WHITE PLAINS, NEW YORK — OCTOBER 28, 2008 — ConsumerLab.com is cautioning that the amount vitamin A in some supplements may be much higher or lower than the amount stated on labels. Among ten supplements recently selected for testing, ConsumerLab.
News Release
October 02, 2008
ConsumerLab.com finds melatonin supplements range in strength but ingredient quality is high
WHITE PLAINS, NEW YORK — OCTOBER 2, 2008 — ConsumerLab.com announced test results today from its new Product Review of Melatonin Supplements. Melatonin supplements may help treat certain sleep disorders and disturbances, including jet lag.
News Release
September 17, 2008
ConsumerLab.com's tests of menopause supplements reveal wide range in strength and quality; mislabeling and contamination discovered -- Soy and red clover isoflavones, black cohosh, and progesterone products tested
WHITE PLAINS, NY — September 17, 2008 — Risks associated with traditional hormone therapy for symptoms of menopause have increased public interest in alternative treatments, particularly dietary supplements. But a report today of recent tests by ConsumerLab.
News Release
August 12, 2008
ConsumerLab.com finds improvements in labeling of nutrition bars but potential pitfalls exist -- New report compares 20 bars, including those for protein, fiber, energy and whole food
WHITE PLAINS, NY — August 12, 2008 — Labeling on nutrition bars has become more accurate, according to a new report by ConsumerLab.com.
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.
Recalls & Warnings
December 01, 2022
FTC Takes Action Against Company Promoting “COVID Resist” Supplement to Treat COVID-19
On November 22, 2022, the FTC filed a complaint in a U.S. district court against California-based company Precision Patient Outcomes, Inc. for promoting its COVID Resist and VIRUS Resist supplements to prevent and treat COVID-19.
CL Answer
What is the best sunscreen based on safety and efficacy?
We’ve boiled down the latest research about mineral and chemical sunscreens, including product tests, to help you choose the best sunscreen (which will depend on whether you expect to be in or out of the water). We also list popular sunscreens that have, or have not, been found to contain cancer-causing compounds (benzene and benzophenone).
News Release
January 08, 2008
ConsumerLab.com finds most potassium supplements meet quality standards, but one with only 18% of ingredient — Results for 12 potassium supplements in new review
WHITE PLAINS, NEW YORK — JANUARY 8, 2008 — A new report on the quality of potassium supplements was released by ConsumerLab.com today. Tests showed one product to contain only 18% of the claimed amount of this essential mineral.
News Release
February 15, 2007
ConsumerLab.com survey shows brands and merchants rated highest by dietary supplement users
CONSUMERLAB.
News Release
February 06, 2006
ConsumerLab.com finds most prostate supplements have correct ingredients, but three fail testing — Results posted for 22 supplements containing saw palmetto and beta-sitosterol
WESTCHESTER COUNTY, NEW YORK — FEBRUARY 6, 2006 — ConsumerLab.com announced test results today from its new Product Review of Prostate Supplements.
Recalls & Warnings
April 09, 2006
Sellers of Children’s Weight-Loss Product Settle FTC Charges
On April 6, 2006, the Federal Trade Commission (FTC) announced that the marketers of Pedia Loss, a purported children’s weight-loss product, and Fabulously Feminine, a supposed female libido enhancement product, had agreed to settle Federal Trade Commission charges that they made false and ...
Recalls & Warnings
January 13, 2015
Seller of Speech Disorder Supplement Agrees to Settle FTC Charges of Deceptive Claims
NourishLife, LLC, seller of supplements promoted for treating children's speech disorders, has agreed to pay $200,000 in order to settle FTC charges that claims made on the company's website and in brochures were deceptive and not supported by science.
Recalls & Warnings
December 13, 2021
Seller of Vitamin B12 Injections Without Prescription Pleads Guilty
On December 8, 2021, 46-year-old Des Moines resident Bradley Tomlinson plead guilty to a felony charge related to the sale of misbranded vitamin B12 injectable drugs. Tomlinson began selling these injectable drugs in May 2015 and marketed them as weight loss drugs.
Recalls & Warnings
December 12, 2014
Seller of B-12, Zinc, Echinacea and More Warned for Manufacturing Violations and Drug Claims
On November 14, 2014, the FDA issued a warning letter to Scientific Botanicals Company, Inc.
Recalls & Warnings
January 02, 2012
Manufacturing Violations for Multivitamin, Vitamin K and Other Supplements
On December 19, 2011, the U.S. FDA sent a Warning Letter to Milk Specialties Global regarding manufacturing violations. Affected products include PrimaForce Proliver Capsules, Dr. Mercola Vitamin K2, Active Women’s Multivitamin/Multimineral, Cremagnavol, Immune Support, and HPF Women’s Multi.
Recalls & Warnings
December 22, 2021
FDA Warns Seller of Liquid Magnesium, B-12, Berberine & More
On December 9, 2021, the FDA issued a warning letter to Wholly Liquid Nutritional Supplements LLC because it found statements on the company's website and social media about its products, including SpiroLaze, BioLaze, LiquiLaurin, VIT-B12, DeStress, and Omega Plus, to be ...
Recalls & Warnings
May 11, 2006
Weight-Loss Marketers Pay $3 Million for Deceptive Advertising
On May 11, the Federal Trade Commission (FTC) announced that sellers making questionable weight-loss and fat-loss claims to peddle skin gels and diet supplements will pay $3 million to settle charges that their deceptive claims violated federal law.
Recalls & Warnings
March 08, 2016
Maker of Calcium and Vitamin C Supplements Warned for Manufacturing Violations
On September 17, 2015, the FDA issued a warning letter to Raphah, Inc.
Recalls & Warnings
August 05, 2016
Seller of Fertilix Warned By FDA
On July 22, 2016, the FDA issued a warning letter to CellOxess LLC, following a review of the company's websites, social media pages and marketing literature which found statements made about Fertilix Preconceptual, Fertilix Low Dose and Fertilix Max to be drug claims.
Recalls & Warnings
July 23, 2016
Seller of GlucoCor Warned for Drug Claims
On June 30, 2016, the FDA issued a warning letter to MC-COR, LLC, following a review of the company's website and Facebook page which found statements made about its GlucoCor capsules to be drug claims.
Recalls & Warnings
June 04, 2020
FTC Warns 35 More Companies for Coronavirus Claims
On June 4, 2020, the FTC announced that it sent warning letters to 35 companies for selling products such as herbal products, immune system boosters, and vitamin C with unsupported claims that they can treat coronavirus (COVID-19).
Recalls & Warnings
March 13, 2020
FDA Finds Problems at 52% of Supplement Manufacturing Sites in U.S. and 42% Abroad
ConsumerLab.com has obtained results of the FDA's inspections in Fiscal Year 2019 (October 1, 2018 - September 30, 2019) of 598 dietary supplement manufacturing facilities in the U.S.
Recalls & Warnings
July 23, 2016
Maker of "Super Food" Warned for Manufacturing Violations
On July 12, 2016, the FDA issued a warning letter to TerraVare, Inc.
Recalls & Warnings
May 24, 2016
Seller of Joint Health, Omega-3 Supplements & More Warned for Manufacturing Violations, Drug Claims
On May 13, 2016, the FDA issued a warning letter to Rocky Fork Formulas, Inc.
Recalls & Warnings
May 15, 2016
Seller of Vision Supplements Warned for Drug Claims
On April 28, 2016, the FDA issued a warning letter to Macular Health, LLC.
Recalls & Warnings
March 29, 2016
Maker of Bone Health, Prostate, Cholesterol Supplements and More Warned for Drug Claims
On March 17, 2016, the FDA issued a warning letter to Rx Vitamins, Inc., following a facility inspection which found the company's products, includingTestost-Rx, DB-7, The Bone Density Formula, NaturLo Cholesterol, ThyRx-7 and Arth-9 to be misbranded.
Recalls & Warnings
August 02, 2016
Seller of Whey Protein Warned for Manufacturing Violations, Drug Claims
On July 22, 2016, the FDA issued a warning letter to New Horizon Nutraceuticals, LLC, following a facility inspection which found the company's product, One World Whey Protein Power Food to be adulterated because it was prepared, packed, or held under conditions that violate Current ...
Recalls & Warnings
October 18, 2017
FDA Warns Seller of Arthritis, Blood Pressure, Diabetes Supplements For Making Drug Claims
On August 15, 2017, the FDA issued a warning letter to Years to Your Health, Inc., following an inspection of the company's website which found a number of their products to be misbranded, as they contained drug claims.
Recalls & Warnings
October 25, 2016
FDA Warns Maker of Sublingual Melatonin and Progesterone Cream
On October 12, 2016, the FDA issued a warning letter to Threshold Enterprises, Ltd.
Recalls & Warnings
October 18, 2016
Seller of Sublingual Vitamins Warned for Drug Claims
On August 31, 2016, the FDA issued a warning letter to Bio-Stasis International, Inc., following a review of the company's website which found statements made about its sublingual tablets, ViraPress, Vitamin D-3 and Vitamin B-12. to be drug claims.
Recalls & Warnings
September 07, 2016
Seller of Herbal Formulas for Cholesterol, Prostate & More Warned For Drug Claims
On July 29, 2016, the FDA issued a warning letter to Healing-Scents following a review of the company's website, which found statements made about its products, Heart Herbs, Cholesterol Regulation Herbs, Diabetes Regulation Herbs, Prostate Healer Herbs, High Blood Pressure Herbs, ...
Recalls & Warnings
February 06, 2016
Seller of Turmeric, Milk Thistle and More Warned for Manufacturing Violations, Drug Claims
On January 15, 2016, the FDA issued a warning letter to Terra Firma Botanicals, Inc.
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
January 26, 2016
Seller of CoQ10, SAM-e, Vitamin D, and More Warned for Manufacturing Violations, Drug Claims
On January 15, 2016, the FDA issued a warning letter to Nutri-Dyn Midwest, Inc., following a facility inspection which found the company's products, including Cardioauxin BP, Zinc Lozenge, Oliver, Pau D'Arco, Petadolex, Chondro Jointaide, Dynagesic, SAMe-200, Gugulipid.
Recalls & Warnings
January 20, 2016
Maker of Growth Hormone, Testosterone Booster Warned for Manufacturing Violations, Misbranding
On January 8, 2016, the FDA issued a warning letter to Nutraloid Labs Inc.
Recalls & Warnings
January 20, 2016
Seller of Aloe, Moringa Supplements Warned for Manufacturing Violations, Drug Claims
On January 13, 2016, the FDA issued a warning letter to Alkebulan International Services, LLC, following a facility inspection which found the company's products,Aloe Ferox and Moringa Oleifera Capsule to be adulterated because they prepared, packed, or held under conditions that ...
Recalls & Warnings
January 16, 2016
Seller of Liver, Lung Support Supplements Warned for Drug Claims
On January 4, 2016, the FDA issued a warning letter to Tibetan Herbal Balance, Inc.
Recalls & Warnings
March 08, 2016
Seller of Echinacea Warned Manufacturing Violations, Drug Claims
On February 25, 2016, the FDA issued a warning letter to Herbal Energetics/ In Joy Organics, following a facility inspection which found the company's product, X Out-Rays to be adulterated because it was prepared, packed, or held under conditions that violate Current Good ...
Recalls & Warnings
December 20, 2014
Weight Loss Supplement Recalled
On December 19, 2014, Bethel Nutritional Consulting, Inc. issued a recall of one lot of weight loss supplement SLIM-K Capsules because they were found to contain sibutramine.
Recalls & Warnings
March 21, 2013
Probiotic Recalled Due To Undeclared Soy
On March 20, 2013, New Chapter, Inc. issued a voluntary recall of one lot of its Probiotic Elderberry dietary supplement because it may contain undeclared soy.
Recalls & Warnings
November 21, 2012
Maker of Blood Pressure, Probiotic, Resveratrol and Hormonal Supplements Warned For Manufacturing Violations and Drug Claims
On November 2, 2012, the FDA issued a warning letter to Atrium, Inc. following a facility inspection which found a number of the company's dietary supplements to be adulterated or promoted as drugs.
Recalls & Warnings
August 09, 2007
FDA Warning on Red Yeast Rice Products
On August 9, 2007, the U.S. Food and Drug Administration (FDA) warned consumers not to buy or eat three red yeast rice products promoted and sold on Web sites. The products may contain an unauthorized drug that could be harmful to health.
Recalls & Warnings
March 12, 2016
FDA Finds Problems at 58% of Supplement Manufacturing Sites in U.S. and Abroad
ConsumerLab.com has obtained results of the FDA's inspections in Fiscal Year 2015 (ending September 30) of 483 dietary supplement manufacturing facilities, showing that most -- 58.2% -- received letters indicating noncompliance with current Good Manufacturing Practices (cGMPs).
Recalls & Warnings
February 05, 2019
Hill's Science Diet, Prescription Diet Dog Food Recalled Due to Risk of Vitamin D Toxicity
Recall Expanded (3/20/19): This recall was expanded to include additional products.
Recalls & Warnings
June 16, 2004
Ads for Various Diet Pills and Topical Gels Don’t Cut the Fat, Says the FTC
On June 16, 2004, The Federal Trade Commission (FTC)charged a Utah-based company, five related corporations, and three individuals operating as a common enterprise with making numerous false and unsubstantiated claims for weight-loss and fat-loss gels and supplements.
