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Product Review
Glutathione Supplements Review
Learn How Glutathione Products Differ, Which Failed, and Our Top Picks
Product Review
SAMe (S-adenosyl-methionine) Supplements Review
Choose the Best SAMe Supplement and Save Money
CL Answer
Is it true that NAC can help clear nasal passages?
Find out if N-Acetyl Cysteine (NAC) can help with post nasal drip & general sinus congestion and about supplements that may reduce cold symptoms.
CL Answer
Brain Health Memory Plus – Does It Work?
Brain Health Memory Plus by Qunol purportedly "supports your brain health for a sharper mind as you age." But does this formulation, or its ingredients, work and is it worth its price?
CL Answer
What is Lipo-flavonoid and does it work for tinnitus or other ear problems?
Lipo-flavonoid Plus info, including ingredients & reliability of claims to improve ear ringing (tinnitus), vertigo, ear aches, ear infection, and Meniere's disease.
CL Answer
Are Hormone Harmony and other Happy Mammoth Supplements Worth Taking?
Are the supplements Hormone Harmony, Hormone Harmony Plus+, Prebiotic Collagen Protein, or Bloat Banisher by Happy Mammoth likely to be beneficial for menopause symptoms or digestive health? Find out.
CL Answer
Does tea tree oil work for getting rid of athlete's foot?
Learn more about tea tree oil and its effects on foot fungus (known as athlete’s foot, tinea pedis, or “ringworm” due to the lesion that can occur) and how it can be as effective as some, but not all, over-the-counter antifungal treatments. ConsumerLab explains.
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.
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
I read that sterol supplements to lower cholesterol like CholestOff can block the absorption of vitamins. Is that true?
Find out if CholestOff and other sterol supplements can block vitamin absorption in the body and other safety concerns.
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 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.
News Release
October 31, 2024
Best SAMe Supplements for Arthritis and Depression, According to ConsumerLab Tests
White Plains, NY, October 31, 2024— SAMe (S-adenosyl-methionine) supplements may reduce joint pain, stiffness, and inflammation caused by osteoarthritis, as well as improve symptoms of depression.
Clinical Update
2/13/2025
Juice Plus for Cognition?
Did taking Juice Plus+ improve cognitive function in a recent study? Find out in the What It Does section of our Fruits, Veggies, and Other Greens Supplements Review, which includes our Top Picks among products.
Product Update
12/18/2025
Water Filters Tested
How did Pur Plus, Amazon Basics, and Travel Berkey water filters perform in recent tests? Find out, plus learn how other water filter pitchers, and faucet, countertop, and reverse osmosis filters, fared, in our Water Filter Pitchers Review, which includes our Top Picks.
Clinical Update
3/15/2017
Anti-Inflammatory Effect of Juice Plus+?
Chronic systemic inflammation is a risk factor for cardiovascular disease, diabetes, and cancer. A recent clinical trial assessed the product Juice Plus+ for its ability to reduce this inflammation in obese men and women. The abstract of the published study indicates that it works, but the results tell a different story. For details, see the "What It Does" section of the Greens and Whole Foods Powders, Pills, and Drinks Review (which includes our tests of products) >>
News Release
April 11, 2024
Best CoQ10 & Ubiquinol Supplements According to ConsumerLab Tests
White Plains, NY, April 11, 2024 — CoQ10 and its active form, ubiquinol, are among the most popular supplements, taken by 42.2% of supplement users, often taken by people on cholesterol-lowering statin medication and for a variety of other conditions.
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.
Product Update
3/26/2026
GNC Turmeric Approved
GNC Herbal Plus Turmeric Curcumin 1,000 mg was recently tested and Approved through our voluntary Quality Certification Program and added to our Turmeric and Curcumin Supplements & Spices Review.
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
June 14, 2022
Best B Complexes, B12, and Other B Vitamin Supplements Revealed by ConsumerLab Tests: Beware of High Doses
White Plains, New York, June 14, 2022 — Recent ConsumerLab tests of over 30 popular vitamin B complexes and supplements revealed that four products contained either much less, or much more, of at least one B vitamin listed on the label.
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
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.
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
May 15, 2019
ConsumerLab Tests Reveal Big Differences in Digestive Enzyme Supplements
White Plains, New York, May 15, 2019 — Digestive enzyme supplements can help improve digestion and the absorption of nutrients, and may reduce symptoms of indigestion. But to work, they must provide a certain amount of enzyme activity.
News Release
October 02, 2018
Best Joint Health Supplements Identified -- ConsumerLab Tests Glucosamine, Chondroitin, MSM and Boswellia Supplements for People and Pets
White Plains, New York, October 2, 2018 — Do joint health supplements with ingredients such as glucosamine, chondroitin, Boswellia, and MSM really relieve joint pain or slow the progression of osteoarthritis? If so, which products are best? To find out, ConsumerLab recently tested popular ...
News Release
February 15, 2018
Tests Reveal How Much CBD is Really in CBD and Hemp Oils -- Some Don't Provide Amounts of CBD Listed on Labels
White Plains, New York, February 15, 2018 (UPDATED 2/11/19) — CBD (cannabidiol) has become popular for treating pain, helping with anxiety and insomnia, and a variety of other conditions, despite the fact that the FDA has stated it cannot legally be sold as a ...
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? ...
Recalls & Warnings
September 25, 2025
FDA Warns Consumers Not to Use Joint Pain Supplement FTX PLUS
On September 5, 2025, the FDA advised consumers not to purchase or use FTX PLUS, a product promoted for joint pain on various websites, including Walmart and possibly in some retail stores.
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
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.
Recalls & Warnings
June 23, 2020
BioPure Healing Products Warned for Manufacturing Violations
On June 17, 2020, the FDA issued a warning letter to BHP Holdings Inc.
News Release
October 11, 2016
What Are the Benefits of Resveratrol and Which Brands Are Best? -- ConsumerLab.com Reviews the Evidence and Tests the Quality of Popular Resveratrol Supplements
White Plains, New York, October 11, 2016 — Resveratrol supplements have been popular since 2006, when studies in animals showed "life-extending" and "endurance-enhancing" effects, among other potential benefits.
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
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
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.
Recalls & Warnings
November 21, 2024
Douglas Labs Stress-B-Plus Recalled
On October 7, 2024, Nestle Health Science (NHS U.S., LLC) issued a recall of two lots of Douglas Labs Stress-B-Plus because it contains incorrect information on the label.
Recalls & Warnings
December 05, 2024
Liquid Multivitamin Recalled
On November 6, 2024, Armonia Natural Store LLC issued a recall of 64 bottles of OneMultivitaminic GAF-PLUS Advance 300 ml because they contain undeclared acetaminophen and dexamethasone phosphate (which are not permitted in dietary supplements) and the undeclared sweetener aspartame.
Recalls & Warnings
July 20, 2021
Alpha Male Plus Recalled
On July 16, 2021, Alpha Male Plus issued a recall of Alpha Male Plus Male Enhancer fruit chews because FDA analysis found them to be contaminated with tadalafil.
Recalls & Warnings
June 30, 2022
FDA Warns Seller of Vision and Allergy Supplements
On May 26, 2022, the FDA issued a warning letter to Golden Lab LLC following an inspection of the website, which found statements about the company’s DoctoRx’s Optimal Formula Ocular Pressure & Optic Nerve Support Formula Ocular Health Capsule, DoctoRx’s Optimal Formula ...
Recalls & Warnings
March 09, 2020
FDA Warns Sellers of Essential Oils, Colloidal Silver & Teas Promoted to Treat Coronavirus
On March 9, 2020, the FDA and FTC announced they have issued joint warning letters to seven companies for selling products such as essential oils, teas and colloidal silver with unsupported claims that they can treat coronavirus (COVID-19).
Recalls & Warnings
February 01, 2012
FDA Warns Seller of Almased Weight Loss Product of Marketing Violations
On January 18, 2011, the U.S. FDA sent a Warning Letter to Almased USA regarding legal violations in its marketing of its Almased product (Almased Synergy Diet).
Recalls & Warnings
January 19, 2022
FDA Warns Seller of Carnitine and Alpha Lipoic Acid Supplements
On November 18, 2021, the FDA issued a warning letter to GeroNova Research Inc.
Recalls & Warnings
January 21, 2017
Seller of "Cancer Kits," Alpha Lipoic Acid Supplements and More Warned for Drug Claims
On December 22, 2016, the FDA issued a warning letter to Northern Health Products, Inc. following a review of the company's websites, www.northernhealthproducts.com and www.petdca.
Recalls & Warnings
December 14, 2010
FDA Warns Consumers to Avoid Man Up Now Capsules
On December 14, 2010, the U.S. FDA warned consumers not to use Man Up Now capsules, marketed as a dietary supplement for sexual enhancement, because they contain a variation of an active drug ingredient found in Viagra that can dangerously lower blood pressure.
Recalls & Warnings
July 05, 2013
Seller of Vision Supplement Warned For Drug Claims
On June 25, 2013, the FDA issued a warning letter to Nutrient Synergy, Inc., following a review of the company's website which found statements made about the dietary supplement Nepretin to be drug claims.
Recalls & Warnings
June 14, 2013
Protein And Nutrition Bars Recalled Due To Undeclared Milk Allergen
On June 13, 2013, the U.S. FDA alerted consumers that Sequel Naturals Ltd., dba Vega, issued a voluntary recall of a variety of Vega One and Vega Sport protein bars because the bars contain undeclared milk.
Recalls & Warnings
June 07, 2013
Nutrition Bars Recalled Due To Undeclared Milk Allergen
On June 6, 2013, Sequel Naturals Ltd. issued a recall of Vega sports, nutrition and energy bars because they contain undeclared milk. Consumption of these bars can cause serious or life-threatening reactions in people with an allergy to milk.
Recalls & Warnings
February 18, 2020
Seller of CoQ10, Resveratrol and More Warned for Manufacturing Violations
On February 5, 2020, the FDA issued a warning letter to R-Garden LLC, which found the company's Vitamin O, Gamma-Zyme, L.
Recalls & Warnings
February 13, 2014
Seller of Iron, Prostate, Valerian and Other Supplements Warned For Multiple Violations and Drug Claims
On January 31, 2014, the FDA issued a warning letter to NatureAll-STF Holding, LLC, following a facility inspection which found the company's products, including Colostrum, Valerian-Plus, Wormwood, Black Walnut-Plus, Lung-Plus, Yucca-Plus (Arthro Plus), Iron Plus, MSM Plus, White Willow Plus, ...
Recalls & Warnings
June 23, 2016
Protein Drinks Recalled Due to Possible Spoilage
On June 22, 2016 Bolthouse Farms issued a recall of the protein drinks listed below due to possible spoilage that may cause the beverages to appear lumpy, taste unpleasant and have an off odor.
Recalls & Warnings
February 20, 2013
Recall: Arthritis and Muscle Pain Supplement Contains Prescription Drugs
On February 15, 2013, Reumofan Plus USA, LLC and Reumofan USA, LLC announced a recall of Reumofan Plus, a dietary supplement promoted for arthritis and muscle pain, because it was found to contain the active pharmaceutical ingredients methocarbamol, dexamethasone, and diclofenac.
Recalls & Warnings
August 22, 2012
FDA Warns of Life-Threatening Side Effects and Withdrawal Symptoms from Two Arthritis, Muscle Pain Supplements
On August 21, 2012, the FDA issued a warning to consumers about the dangers of taking Reumofan Plus and Reumofan Plus Premium, two dietary supplements marketed for arthritis, osteoporosis and muscle pain.
Recalls & Warnings
June 04, 2012
FDA Warning on Supplement for Pain Relief
On June 1, 2012, the U.S. FDA warned consumers that Reumofan Plus, marketed as a “natural” dietary supplement for pain relief and other serious conditions, contains several active pharmaceutical ingredients not listed on the label that could be harmful.
Recalls & Warnings
September 13, 2013
Metagenics Warned For Misbranding of Medical Foods and Drug Claims
On August 13, 2013, the FDA issued a warning letter to Metagenics, Inc.
Recalls & Warnings
December 21, 2012
Dangerous Supplement Being Sold Under New Name
On December 21, 2012, the FDA warned consumers that Reumofan Plus, a dietary supplement promoted for arthritis and muscle pain that has been linked to serious and sometimes fatal side effects, is now being sold under the name WOW.
Recalls & Warnings
September 10, 2014
Seller of Joint Pain Supplement Warned for Drug Claims
On August 24, 2014, the FDA issued a warning letter to CreAgri, Inc., following a website review, which found statements made about the company's products, including Olivenol plus Easeflex, Olivenol plus Essence Capsules, and Olivenol plus Essence Elixer, to be drug claims.
Recalls & Warnings
September 08, 2011
FDA Warns Several Supplement Manufacturers Not Following Good Manufacturing Practices
In recent weeks, the U.S. FDA has sent warning letters to several supplement manufacturers regarding deficiencies identified during audits of their facilities and not adequately corrected. Use the links below to access the Warning Letters on the FDA website.
Recalls & Warnings
November 07, 2015
Seller of "NaturalDoctor" Vitamin C, Echinacea and More Warned for Manufacturing Violations
On October 16, 2015, the FDA issued a warning letter Sound Healing Arts, PC, dba Grounds for Tea, LLC, following a facility inspection which found the company's products, including NaturalDoctor Vitamins C & K3, NaturalDoctor Goldenseal & Echinacea Plus, NaturalDoctor Centella ...
Recalls & Warnings
May 17, 2013
Maker of Cardio, Arthritis, Cleanse Supplements and More Warned For Manufacturing Violations and Drug Claims
On May 8, 2013, the FDA issued a warning letter to Entrenet Nutritionals, Inc.
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
April 23, 2013
Seller of Digestion, Thyroid and Vitamin D Supplements Warned For Drug Claims
On November 5, 2012, the FDA issued a warning letter to The Women's Health Institute at Texas following a review of the company's various websites which found statements made about Digest + SEB, Iodine Plus 2, and D5000 Vitamin D dietary supplements to be drug claims.
Recalls & Warnings
January 18, 2002
Recall of Pepsin-containing Digestive Supplements
The U.S. Food and Drug Administration (FDA) released the following Class I recall information in its January 16, 2002 Enforcement Report.
Recalls & Warnings
January 18, 2005
Sellers of “Fat Trapper Plus” and “Exercise in a Bottle” Banned from Advertising Weight-Loss Products
On January 18, 2005, the Federal Trade Commission (FTC)announced that Enforma Natural Products, Inc.
Recalls & Warnings
March 01, 2013
Manufacturer of Joint, Weight Loss, Muscle Supplements and More Warned for Adulteration, Misbranding and Drug Claims
On February 4, 2013, the FDA issued a warning letter to DC Nutrition, Inc.
Recalls & Warnings
August 21, 2013
Seller of Vitamin, Tea and MSM Supplements Warned For Drug Claims
August 7, 2013, the FDA issued a warning letter to Vibrant Life Vitamins, following a review of the company's websites which found statements made about Taheebo Life Tea, Life Glow Plus, Super Life Glow, Life Glow Basic, Vibrant Life MSM, Herbal MSM, and Organic Germanium to be drug claims.
Recalls & Warnings
October 24, 2012
FDA Seizes Many Supplements from New York Company Due To Drug Claims
On October 23, 2012, U.S. Marshalls, acting on behalf of the FDA, seized dietary supplements and unapproved drugs from Confidence, Inc., a supplement manufacturer in Port Washington, N.Y. The products included dietary supplements Dr.
Recalls & Warnings
May 17, 2013
Hoodia, Sexual Enhancement Supplements and More Found To Be Adulterated, Misbranded
On March 01, 2013, the FDA issued a warning letter to Desert Rose Manufacturing, Inc.
Recalls & Warnings
March 14, 2014
Arthritis and Muscle Pain Supplement Recalled
On March 12, 2014, Pain Free By Nature issued a recall of Reumofan Plus tablets sold on the company's website, www.painfreebynature.com, because it was found to contain the active pharmaceutical ingredients methocarbamol and diclofenac.
Recalls & Warnings
January 16, 2014
Seller of Tea Supplements and Drinks Warned For Manufacturing Violations and Drug Claims
On December 31, 2013, the FDA issued a warning to Prestige Chinese Teas Company, Inc.
Recalls & Warnings
November 20, 2013
Three Sexual Enhancement Supplements Recalled
On November 16, 2013, Jobbers Wholesale issued a voluntary recall of sexual enhancement supplements Rhino 5 Plus, Maxtremezen, and Extenzone because they were found to contain the undeclared drugs desmethylcarbondenafil and dapoxetine.
Recalls & Warnings
April 21, 2012
FDA Finds Prescription Drug Analog in 3 Enhancement Supplements
On April 20, 2012, the U.S. FDA advised consumers not to purchase or use the following supplements from Enhance Nutraceutical: "Instant Hard Rod," "RigiRx Plus," and "Zen Maxx." FDA laboratory analysis confirmed that each contains aminotadalafil.
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
June 13, 2012
Lack of Quality Control and Unapproved Claims by Supplement Seller
On May 14, 2012, the U.S. FDA sent a Warning Letter to Caribe Natural, LLC, distributor of GERMA brand dietary supplements, regarding violation of various FDA requirements.
Recalls & Warnings
October 25, 2016
Seller of Liquid Aloe & Mineral Supplement Warned for Manufacturing Violations
On August 10, 2016, the FDA issued a warning letter to Perfect Source Natural Products Inc.
Recalls & Warnings
June 18, 2016
Antioxidant Supplement Recalled Due to Allergen Risk
On June 17, 2016 GMJ Natural Products Inc. issued a recall of 32 fluid oz. jugs of Jugo Moringa Plus Antioxidant because they contain undeclared whey protein.
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
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
December 19, 2015
"Thirty Plus" Contains Hidden Drug
On December 18, 2015, the FDA warned consumers not to buy or use the weight loss supplement Thirty Plus because it was found to contain sibutramine.
Recalls & Warnings
January 17, 2018
Joint and Pain Relief Product Contains Undeclared Drug
On January 17, 2018 Health Canada warned consumers that Linsen Double Caulis Plus, a supplement for joint pain, was found to contain the undeclared drug dexamethasone.
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 ...
