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Product Review

Nitric Oxide Supplements (Bodybuilding and Athletic Performance) Review Article

Do Nitric Oxide Supplements Really Work? Find Out If Nitric Oxide Supplements Really Build Muscle or Improve Performance.

Nitric Oxide Supplements Review

Product Review

Muscle & Workout Supplements Review (Creatine and Branched-chain Amino Acids)

Do Creatine and BCAAs Really Improve Strength and Recovery?

Product Review

Beetroot Juices, Powders, and Chews Review

Our Tests Show Which Beetroot Products Have the Most Nitrate, Least Lead, and Lowest Cost

Beetroot Review 2025

Product Review

Astaxanthin Supplements Review

See Which Astaxanthin Products Passed or Failed CL's Tests

Astaxanthin supplements reviewed by ConsumerLab.com

Product Review

L-Citrulline Supplements Review

Learn How Citrulline Products Differ and Our Top Picks

L-Citrulline Review 2023

Product Review

Electrolytes & Sports Drinks Review

See Which Sports Drinks, Powders, and Pills Deliver the Right Electrolytes

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.

Acetyl-L-Carnitine Supplements Tested by ConsumerLab.com

Product Review

Collagen Supplements Review

See our Top Picks for Wrinkles and Joints

Product Review

Protein Powders and Shakes Review

Find Out Which Protein Products Passed or Failed Our Tests

Protein Review 2026

Product Review

L-Arginine Supplements Review

Choose the Best L-Arginine Supplement. Find Out Which L-Arginine Supplement Passed CL's Tests.

L-Arginine Supplements Reviewed by ConsumerLab.com

Product Review

Digestive Enzyme Supplements Review

Big Differences in Strength Found Among Digestive Enzyme Supplements. CL Tests Reveal Which Are Best.

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.

Pomegranate Juice Supplements Reviewed by ConsumerLab

CL Answer

Energy Gels: What Are They Used For and Do They Contain Their Labeled Ingredients?

Energy gels are a convenient on-the-go carbohydrate source, but some products may not contain the amount of carbohydrates stated on the label.

Young woman consuming an energy gel while hiking

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.

Portable hydrogen water generator

CL Answer

What is Nitric Oxide?

Nitric Oxide Supplements Review

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.

How Heat Effects Whey Protein and Creatine -- Scoop of Protein Powder

CL Answer

Does coconut water help re-hydrate as well as sports drinks?

Find out how coconut water compares to sports drinks, including rehydration and possible side effects.

Coconut Waters Reviewed by ConsumerLab.com

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.

Pyruvate powder and capsules

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.

Two measuring scoops and capsules of D-ribose on black countertop

CL Answer

L-Tyrosine: Health Effects and Safety

Tyrosine has been evaluated for conditions including physical and mental stress, phenylketonuria (PKU), depression, and attention deficit-hyperactivity disorder (ADHD). Find out if it works and if it's safe.

White tyrosine capsules on blue table

Clinical Update

12/09/2012

Extra Protein Improves Strength

Whether you are trying to add muscle or just maintain it, a new report suggests that additional protein leads to further gains from resistance-type training. The analysis of 22 clinical studies shows that both young and old individuals who received additional protein from supplements or high-protein foods experienced significantly greater increases in muscle mass and strength than those not getting additional protein. Get the details, as well as our tests and reviews of protein powders and drinks, in the updated Protein Powders and Drinks Review (Including Sports, Nutrition, and Diet Products). More >>

CL Answer

I do moderate exercise for about an hour a few times a week. Which supplements might help me, and which should I consider avoiding?

Info on what supplements are best for work out & exercise regimens, including electrolytes, protein, creatine, and BCAAs.

Supplements for Moderate Exercise

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.

Tart Cherry Benefits -- glass of cherry juice and two tart cherries

CL Answer

Does taking creatine affect blood or urine test results?

Find out if creatine can affect creatinine levels and kidney function and whether creatine affects creatine kinase activity, a measure of muscle injury.

scoop of creatine with creatine powder on table

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.

Bovine colostrum powder and capsule supplements

Clinical Update

3/09/2026

Antioxidants in Sports: Helpful or Harmful?

Some antioxidants may be helpful in sports, while others may blunt exercise benefits. See what an expert panel concluded in our article about antioxidants.

News Release

April 30, 2026

Best Protein Powders & Shakes? ConsumerLab Finds 29% Have Inaccurate Labels

White Plains, NY, April 30, 2026 — Protein powders and ready-to-drink shakes are a convenient way to get more protein, but new testing by ConsumerLab.com shows that some consumers may also get more cholesterol, sodium, or sugar than they bargained for.

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.

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 --

Clinical Update

3/26/2026

Coconut Water vs Sports Drink: Which Rehydrates Better?

Is coconut water better than Gatorade or flavored water to rehydrate after a tough workout? A recent study may surprise you. Get the details in our Coconut Water Review, which includes our Top Pick among coconut waters.

Product Update

4/13/2026

Electrolyte Labels Miss the Mark

Many electrolyte powders don’t match what’s listed on the label. See which products over- or under- deliver on sodium, magnesium, and potassium in our Electrolyte & Sports Drinks Review, which includes our Top Picks among electrolyte powders, pills, and drinks.

Clinical Update

4/20/2016

Diabetes Cured With Low Cal Diet

A recent study found that type 2 diabetes was reversed in 40% of people who followed an 8-week, very low calorie diet consisting mainly of a diet shake. Get details about the study in the "What It Does" section of the Protein Powders and Drinks Review – for Body Building, Sports & Dieting >>

Clinical Update

8/03/2019

Coconut Oil In Coffee?

Does adding coconut oil to caffeinated coffee boost physical performance? Find out what a recent study showed in the Sports Performance section of the Coconut Oil and MCT Oil Review. Also see our Top Picks among tested coconut and MCT oils.

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.

News Release

March 13, 2025

Best L-Glutamine Supplements According to ConsumerLab Tests

White Plains, NY, March 13, 2025 —  L-glutamine (glutamine) supplements are promoted to boost energy and the immune system and for other benefits, but do they really work, and if so, which glutamine products on the market are best?

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

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.

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.

Recalls & Warnings

October 11, 2023

Family Sentenced to Over 12 Years in Prison for Selling Dangerous “Bleach” Miracle Mineral Solution as “COVID Cure”

Four Florida men who distributed the toxic bleach solution Miracle Mineral Solution (MMS) as a cure for COVID-19 and other serious medical conditions have been sentenced to 5 to 12 years in prison for conspiring to defraud the United States.

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

July 26, 2023

Best Collagen Supplements for Skin and Joints, According to ConsumerLab Tests

White Plains, New York, July 26, 2023 —  Collagen supplementation may modestly reduce wrinkles and the appearance of cellulite, and moderately decrease joint and tendon pain and improve flexibility in people with osteoarthritis.

News Release

June 08, 2023

Best Muscle and Workout Supplements With Creatine or BCAAs, According to ConsumerLab Tests

White Plains, New York, June 8, 2023 — Creatine supplements are promoted to increase muscle size, strength, and endurance, while supplements with branched-chain amino acids (BCAAs) are promoted to improve exercise recovery.

News Release

March 09, 2023

L-Theanine Supplements Reviewed by ConsumerLab. Top Pick Chosen.

White Plains, New York, March 9, 2023 —L-theanine supplements are often promoted to reduce stress and improve sleep and cognition.

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

July 20, 2022

Best Electrolyte Drinks for Hydration? Note: Some Contain 20 Times More Sodium Than Others

  White Plains, New York, July 20, 2022 — It's important to stay well hydrated, and electrolyte products can help.

News Release

June 30, 2022

Best Protein Shakes & Drinks According to ConsumerLab Tests. Lead, Excess Sodium Found in Some

White Plains, New York, June 30, 2022 — Consumers may get more sodium, fat, calories, or even lead, than they bargained for from some protein supplements, according to recent ConsumerLab tests of over 20 popular protein powders and shakes.

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.

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

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.

Recalls & Warnings

January 15, 2024

Suprex Carb & Sugar Block Recalled

On December 7, 2023, Vita 360, LLC issued a recall of one lot of SUPREX Plant Based Nutrition Carb & Sugar Block after FDA analysis found it to contain only 16 mcg of chromium per serving and not 100 mcg of chromium per serving, as listed on the label.

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

April 25, 2019

Best Coconut Water? ConsumerLab Tests Popular Products, Reveals Top Pick

White Plains, New York, April 25, 2019 — Coconut water is often promoted as a healthy way to stay hydrated and a natural alternative to sports drinks.

News Release

March 07, 2019

Best Coconut and MCT Oils Identified by ConsumerLab

White Plains, New York, March 7, 2019 — Coconut oil is often promoted as a "healthy fat" and an alternative source of energy to help with weight loss and in conditions such as Alzheimer's disease because it contains medium chain triglycerides (MCTs).

News Release

January 03, 2019

ConsumerLab Tests Reveal the Best Protein Powders, Shakes and Drinks -- 20% of Protein Powders and Drinks Fail CL's Tests of Quality

White Plains, New York, January 3, 2019 — Combined with resistance exercise, protein supplements can help athletes build muscle and older people prevent muscle loss. They can also help people with diabetes maintain blood sugar levels when consumed as part of a low-calorie diet.

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

July 22, 2015

ConsumerLab.com Tests DHEA Supplements, Warns of Differences in Dose and Price

White Plains, New York, July 22, 2015 — DHEA is a controversial hormone supplement touted for anti-aging effects — but what can it really do? ConsumerLab.com reviewed the evidence and purchased many popular brands of DHEA to test their quality.

News Release

December 09, 2014

Round-up of Recent Product Tests by ConsumerLab.com -- Results for B Vitamin Supplements & Energy Drinks, Garlic, NAC (N-acetyl cysteine), Iron and Omega-7 Fatty Acids

White Plains, New York, December 9, 2014 — In recent months, ConsumerLab.com has published test results for a variety of popular supplements, including B vitamins supplements and energy drinks, NAC (N-acetyl cysteine), iron and garlic. In addition, ConsumerLab.

Recalls & Warnings

February 05, 2025

Muscle Tech Alpha Test Recalled

On December 18, 2024, Iovate Health Sciences USA Inc. recalled 10 lots (163,248 units) of Muscle Tech Alpha Test capsules because they contain cathine, a controlled substance that can cause serious adverse effects.

News Release

June 11, 2013

31% of Protein Powders and Drinks Fail Tests by ConsumerLab.com

White Plains, New York — June 11, 2013 — What's really in a scoop of "protein powder"? sIn some products, a lot less protein or a lot more carbohydrates than you would expect, and perhaps even a serving of something you don't want -- lead. That's according to recent tests by ConsumerLab.

News Release

January 31, 2013

Use of CoQ10, Digestive Enzymes, Probiotics and B Vitamins on the Rise According to ConsumerLab.com Survey

White Plains, New York — February 1, 2013 — A recent survey of over 10,000 people who take supplements shows that CoQ10, digestive enzymes, probiotics, and B vitamins are the four categories experiencing the most growth over the prior year.

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.

Recalls & Warnings

July 24, 2025

Warning: Hidden Dangers in Some Eria Jarensis Sports Supplements

Be aware that sports, energy, focus, and workout supplements that list the botanical ingredient "Eria jarensis" on the label may not be accurately labeled and contain undeclared stimulants or excessive caffeine, according to a recent study.

News Release

September 27, 2012

ConsumerLab.com Reveals How Much Caffeine is in Energy Drinks -- Also Finds Some Drinks and Dietary Supplements Don't Contain Claimed Amounts of B Vitamins

White Plains, New York — September 27, 2012 — Energy shots and drinks are promoted to keep you alert and energized, attributing their effects to special formulas often "packed with B vitamins and nutrients to make it last," as a commercial for 5-hour Energy proclaims.

News Release

August 04, 2011

Some coconut waters don't deliver on promises according to ConsumerLab.com

White Plains, New York — August 4, 2011 — Coconut water—the natural juice from green coconuts— is often touted as a natural alternative to sports drinks. But does it really deliver? "It depends on the brand," says ConsumerLab.com President, Tod Cooperman, M.D. ConsumerLab.

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

March 30, 2011

ConsumerLab.com finds 100-fold variation in cost of iron supplements

WHITE PLAINS, NEW YORK — MARCH 28, 2011 — ConsumerLab.com announced today that the cost to get an equivalent dose of iron from supplements varies by more than 100-fold. A 25 mg dose of iron can cost as little as two cents or over two dollars, depending on the product.

News Release

December 14, 2010

DHEA supplements, touted for anti-aging and strength, reviewed by ConsumerLab.com. Testing finds one brand with only 14.7% of labeled amount

WHITE PLAINS, NEW YORK — DECEMBER 14, 2010 — Recent tests of DHEA supplements showed that most products contained their claimed amounts of the controversial ingredient, but one provided only 14.7% of its listed amount, the testing company ConsumerLab.com reported today.

News Release

July 21, 2010

Tests of "muscle enhancement" supplements show quality problems with some creatine and branched-chain amino acid products -- Review of Muscle Enhancement Supplements published by ConsumerLab.com

WHITE PLAINS, NEW YORK — July 21, 2010 — Athletes often turn to supplements to enhance muscle strength and recovery. New tests of such supplements by ConsumerLab.

News Release

June 30, 2010

Echinacea supplements vary widely in ingredients but found clear of contaminants according to ConsumerLab.com -- New review guides consumers through wide range of dosage, species, preparations, and formulas in echinacea products

WHITE PLAINS, NY — June 30, 2010 — Echinacea may help prevent colds and cold-symptoms, but choosing a supplement is difficult due to the range of ingredients offered. To provide consumers guidance, ConsumerLab.

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

October 07, 2009

ConsumerLab.com finds that only two-thirds of alpha-lipoic acid supplements selected for testing pass quality review -- Anti-oxidant supplements helpful to diabetics

White Plains, New York — Wednesday, October 7, — Alpha-lipoic acid (also called lipoic acid) is a natural anti-oxidant that can help diabetics reduce symptoms of peripheral neuropathy and control blood sugar, among other uses. ConsumerLab.

Recalls & Warnings

May 15, 2021

Toxic Hand Sanitizer Recalled

On May 11, 2021 Dibar Nutricional S. de R.L. de C.V. issued a recall of various lots of DIBAR Labs Hand Sanitizer and ProtectoRx Hand Sanitizer because they were confirmed to contain methanol.

Recalls & Warnings

April 26, 2021

Family Indicted for Selling Dangerous "Bleach" Miracle Mineral Solution As "COVID" Cure

Four Florida men have been indicted by a Miami federal grand jury on charges of fraudulently marketing and selling the toxic bleach solution Miracle Mineral Solution (MMS) as a cure for COVID-19 and other serious medical conditions, such as cancer, Alzheimer's, diabetes, autism, malaria, ...

News Release

May 05, 2008

Some iron supplements short on iron or contaminated according to ConsumerLab.com

WHITE PLAINS, NEW YORK — May 5, 2008 — ConsumerLab.com announced today that two iron supplements failed to pass recent independent testing. One "high potency" iron supplement contained only 37% of it claimed iron. ConsumerLab.

News Release

August 20, 2007

ConsumerLab tests products in booming nutrition drink market — most deliver what's promised but extra cholesterol found in some — New report covers drinks and powders for endurance/recovery, body building, meal-replacement and dieting

WHITE PLAINS, NEW YORK — AUGUST 20, 2007 — A new report from ConsumerLab.com finds most nutrition powders, shakes and drinks meet their nutrient claims, but three products — two sports drinks and a meal supplement — contained more cholesterol than claimed.

News Release

November 13, 2006

Tests of "muscle" supplements finds some "weak" products but most contain expected creatine, HMB, or amino acids — Review of muscular enhancement supplements published by ConsumerLab.com

WESTCHESTER, NEW YORK — MONDAY, NOVEMBER 13, 2006 — Bodybuilders and athletes often turn to supplements to enhance muscle size and strength.

News Release

September 19, 2006

DHEA supplements, touted for anti-aging and strength, reviewed by ConsumerLab.com — Testing finds one brand with 215% of the labeled amount

WHITE PLAINS, NEW YORK — SEPTEMBER 19, 2006 — New tests of supplements containing the hormone DHEA found most to contain their claimed amounts of the controversial ingredient, but one provided 215% of its stated amount, the testing company ConsumerLab.com reported today.

News Release

April 27, 2005

ConsumerLab.com finds quality of most nutrition powders and drinks high, but identifies five protein powders with excess sodium or cholesterol — Report Now Available Online

WHITE PLAINS, NY — APRIL 27, 2005 — ConsumerLab.com has released its latest report on the quality of nutrition powders, shakes and drinks. These products are used for general nutrition, dieting, and meal-replacement and are frequently used by athletes and bodybuilders.

News Release

July 26, 2004

ConsumerLab.com reports on iron supplements — Wide variety of products pass testing; Consumers advised on proper dose, type of iron to avoid problems

WHITE PLAINS, NY — Monday, July 26, 2004 — ConsumerLab.com announced today that fifteen iron supplements passed its recent independent testing but it cautioned that large differences among products require consumers to choose products carefully.

News Release

April 22, 2004

ConsumerLab.com shares insights from 2 years of testing supplements for athletic banned substances — Athletes and manufacturers urged to learn how to avoid problems

WHITE PLAINS, NY — April 22, 2004 — Two years after initiating the first program to test dietary supplements for substances banned from athletic competition, ConsumerLab.com today released a short advisory summarizing problems uncovered to-date from its testing.

News Release

September 24, 2003

Consumerlab.com finds new forms of creatine prone to problems — Test results of muscular enhancement supplements published online today

WHITE PLAINS, NY — September 24, 2003 — Testing by ConsumerLab.com of creatine supplements found problems with the majority of products sold in liquid, effervescent and chewable forms. Problems were not found among standard creatine "powder" products.

News Release

August 20, 2002

ConsumerLab.com announces screening of supplements for banned substances for the United States Olympic Committee — First products to pass now listed on ConsumerLab.com web site

WHITE PLAINS, NY — August 20, 2002 — The United States Olympic Committee (USOC) and ConsumerLab.com (CL) announced today that nine products have passed ConsumerLab.com's recently launched Athletic Banned Substances Screening Program. ConsumerLab.

News Release

March 05, 2002

ConsumerLab.com finds nutrition powders & drinks more accurately labeled than nutrition bars, but unapproved food ingredient seen in some

White Plains, NY -- March 5, 2002 — ConsumerLab.com announced today that 24 of 26 nutrition powders and drinks that it recently evaluated met their label claims for carbohydrates, fats, and proteins. This is in stark contrast to ConsumerLab.

News Release

February 08, 2002

Athletic Banned Substances Screening and Certification Program announced by ConsumerLab.com — Tester of supplements to screen for substances banned in Olympics

WHITE PLAINS, NY — February 8, 2002 — ConsumerLab.

News Release

August 07, 2000

ConsumerLab.com finds that not all creatine supplements meet label claims; Popular sports supplement test results released online

WHITE PLAINS, NY, August 7, 2000 — ConsumerLab.com today released results of its 8th Product Review, focusing on creatine monohydrate dietary supplements.

Recalls & Warnings

August 21, 2019

Large Multivitamin, Calcium Pills Can Be a Choking Hazard for Older Adults

Approximately 19% of adverse events associated with dietary supplements involve swallowing problems, especially choking, and this is mostly likely to occur in adults age 65 or older, according to a new report published in the Annals of Internal Medicine.

Recalls & Warnings

July 14, 2020

Sellers of Miracle Mineral Solution Criminally Charged With Making Coronavirus Claims

On July 8, 2020, federal prosecutors charged the sellers of Miracle Mineral Solution, a toxic bleach solution marketed as a cure for coronavirus (COVID-19), with conspiracy to defraud the United States, conspiracy to violate the Federal Food, Drug and Cosmetic Act, and criminal contempt.

Recalls & Warnings

January 13, 2025

NuGo Nutrition Bar Recall Expanded

On January 10, 2025, Lifestyle Evolution Inc. expanded its recall of NuGo Dark Chocolate Chip nutrition bars to include NuGo Dark Chocolate Pretzel nutrition bars and nutrition bar multipacks, due to an undeclared milk allergen.

Recalls & Warnings

September 28, 2022

FDA Warns Muscle Sports for Joint Health, Immune & Workout Supplement, Vitamin C, Elderberry, and Other Claims

On September 23, 2022, the FDA issued a warning letter to Muscle Sports Products, LLC following inspection of the company’s websites which found statements about company products, including Join Revolution Capsules, IMMUNITY + Powder, Rhino Rampage PUMPED Capsules, Attack Pre-Workout ...

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

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

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

November 01, 2013

Protein Shakes Containing Prescription Drug Pose Serious Health Risk

On November 1, 2013, Health Canada warned consumers that Vega One Vanilla Chai (sizes 437g and 874g) and Vega Sport Performance Chocolate nutritional shakes, by Sequel Naturals Ltd., have been found to contain the prescription antibiotic chloramphenicol.

Recalls & Warnings

August 09, 2012

FDA Warns Sports Nutrition Manufacturer of GMP Violations

On June 26, 2012, the FDA issued a warning letter to Parrillo Performance subsequent to a manufacturing and packing facility inspection which found Parrillo products to be adulterated due to current Good Manufacturing Practices (cGMP) violations.

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

August 09, 2010

FDA Warns Against "Miracle" Mineral Supplement

On July 30, 2010, The U.S. FDA warned consumers not to consume or use Miracle Mineral Solution, an oral liquid solution also known as "Miracle Mineral Supplement" or "MMS." The product, when used as directed, produces an industrial bleach that can cause serious harm to health.

Recalls & Warnings

November 21, 2012

Maker of Probiotic and Sports Drinks Warned For Manufacturing Violations

On November 6, 2012, the FDA issued a warning letter to CocoKefir, LLC stating that the company's Tula's CocoKefir, Tula's Citrus CocoKefir, and Tula's Apple Cinnamon CocoKefir have been prepared, packed or held under conditions which violate Current Good Manufacturing Practices.

Recalls & Warnings

March 28, 2017

Yogurt Peanut Crunch Bars Recalled Due to E. Coli Risk

On March 23, 2017, Pro Sports Club of Bellevue, WA issued a recall of 36,957 20/20 Life Styles Yogurt Peanut Crunch bars because they have the potential to be contaminated with Escherichia coli O157:H7.

Recalls & Warnings

April 26, 2015

FDA Identifies More Products Listing Synthetic Amphetamine

On April 22, 2015, the FDA issued warning letters to sellers of weight loss and workout supplements that list a synthetic, amphetamine-like compound called beta- methylphenylethylamine (BMPEA) on product labels.

Recalls & Warnings

April 06, 2016

FDA Warns of Stimulant Methylsynephrine In Supplements

On March 31, 2016, the FDA issued warning letters to seven companies selling products containing methylsynephrine (also called p-hydroxyephedrine or Oxilofrine), a stimulant drug which is not permitted in dietary supplements in the U.S.

Recalls & Warnings

October 28, 2015

GNC Accused of Selling Supplements with Unlawful Ingredients

On October 22, 2015, Oregon Attorney General Ellen Rosenblum filed a lawsuit against supplement retailer GNC, alleging that the company sold products that were adulterated with BMPEA and picamilon, which are not lawful dietary supplement ingredients.

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

July 11, 2011

Use of "Sports Drinks" and "Energy Drinks" Discouraged by Pediatric Group

A report from the American Academy of Pediatrics outlines how sports and energy drinks are being misused and provides guidance to decrease or eliminate consumption by children and adolescents.

Recalls & Warnings

July 08, 2015

Marketer Prohibited From Promoting Mineral "Cure" For Autism

Kerri Rivera, author of "Healing the Symptoms Known As Autism," has signed an agreement with the Illinois Attorney General which prohibits her from promoting Miracle Mineral Supplement (MMS) as a cure for autism.

Recalls & Warnings

October 07, 2011

Recall of Whey Protein Powders Due to Allergens

On October 6, 2010 the FDA posted a recall notice from Prolab Nutrition Inc. (dated September 30) indicating that some of its PROLAB protein powders are being recalled as they may contain undeclared milk, wheat and gluten allergens.

Recalls & Warnings

April 29, 2015

FDA Targets Weight Loss and Workout Supplements Listing Synthetic Stimulant DMBA

On April 24, 2015, the FDA issued warning letters to sellers of weight loss and workout supplements that list a synthetic, amphetamine-like compound called 1,3-dimethylbutylamine (DMBA) on product labels. 

Recalls & Warnings

May 29, 2018

FDA Warns Seller of "Aromatase Inhibitor" Supplement

On May 18, 2018, the FDA issued a warning letter to Performance Nutrition Formulators LLC d.b.a. VMI Sports because its product Arimistane contains Androsta-3,5-Diene-7,17-Dione, an ingredient that the FDA considers to be a new drug and not a dietary supplement ingredient.

Recalls & Warnings

October 16, 2013

Methamphetamine-Like Compound Found In Popular Workout Supplement

A study published on October 14, 2013 (Cohen, Drug Test Analysis 2013) reports that the popular pre-workout energy supplement Craze (Driven Sports) has been found to contain the banned methamphetamine — like compound, N, á-diethylphenylethylamine.

Recalls & Warnings

July 26, 2013

Safety of Certain Weight Loss and Bodybuilding Supplements Called Into Question

On July 25, 2013, USA Today reported that several supplements, including weight loss, body building and sports nutrition supplements, have come under scrutiny after being found to contain illegal ingredients, or were associated with failed drug tests and adverse events.

Recalls & Warnings

April 11, 2013

Glutathione Supplement Maker Warned For Manufacturing Violations and Drug Claims

On April 5, 2013, the FDA issued a warning letter to The Glutathione Corporation following a facility inspection which found the company's supplements, including Ultrathione 500 Glutathione, Ultrathione 1000 Sports Pack, Ultrathione Performance, Ultrathione Extreme Performance, Ultrathione Health ...

Recalls & Warnings

December 02, 2005

Steroids Detected In Supplement

On November 30, 2005, The Washington Post reported that a dietary supplement marketed to fitness and health enthusiasts on the Internet and in body-building shops contains anabolic steroids, according to a prominent researcher.

Recalls & Warnings

November 01, 2017

FDA Warns Sellers of Bodybuilding Supplements Containing Steroid-Like Substances

On October 23, 2017, the FDA issued warning letters to three supplement distributors because several of their bodybuilding products contain selective androgen receptor modulators (SARMs).

Recalls & Warnings

August 12, 2019

Miracle Mineral Solution Is Dangerous, Warns FDA

On August 12, 2019, the FDA warned consumers not to buy or use Miracle Mineral Solution or other "Miracle" or "Master" solution products containing sodium chlorite because they can dangerous and even life-threatening reactions.

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.

Recalls & Warnings

November 11, 2015

Consuming a Single Energy Drink May Increase Cardiovascular Risk

A recently published study found that consumption of a single caffeinated energy drink significantly increased blood pressure and noradrenaline levels in healthy young adults. The researchers noted these changes could potentially increase the risk of cardiovascular events.

Recalls & Warnings

March 15, 2016

FDA Warns Sellers of Weight and Workout Supplements Containing Acacia Rigidula

On March 7, 2016, the FDA issued warning letters to five sellers of supplements which were labeled as containing Acacia rigidula, an ingredient which is not permitted in dietary supplements.

Recalls & Warnings

April 16, 2016

Workout Supplement Containing Acacia Rigidula Recalled

On March 18, 2016, Nubreed Nutrition, Inc. issued a recall of all lots of its "pre-workout" supplement Undisputed which is labeled as containing Acacia rigidula, an ingredient which is not permitted in dietary supplements. 

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

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

July 09, 2009

Recall of Whey Protein Products Due to Possible Salmonella Contamination

On July 8, 2009, the U.S. FDA announced that Max Muscle Sports Nutrition issued a voluntary recall on July 3 of Max Muscle products containing whey protein concentrate due to potential Salmonella contamination.

Recalls & Warnings

August 22, 2015

Synthetic Amphetamine, Less Protein and More Sugar Than Claimed Found in Workout Supplements

On August 7, 2015, the FDA issued a warning letter to New Dawn Nutrition, Inc.

Recalls & Warnings

April 16, 2012

Protein Supplement Maker Fails FDA Audit -- Many Products Affected

The FDA sent a Warning Letter (dated April 2, 2012) to Theta Brothers Sports Nutrition, Inc. regarding numerous violations of good manufacturing practices at its Lakewood, New Jersey facility.

Recalls & Warnings

February 13, 2018

American College of Sports Medicine Warns of Energy Drink Dangers

A new statement released by the American College of Sports Medicine (ACSM) highlights the dangers of energy drinks when consumed by children and adolescents, and calls for more studies on the safety and efficacy energy drinks.

Recalls & Warnings

November 17, 2009

Steroids Found in More Body Building Supplements

On November 17, 2009, the U.S.

Recalls & Warnings

April 08, 2015

Does Your Weight Loss or Sports Supplement Contain Synthetic Amphetamine?

A study published on April 7, 2015, reported that among 21 weight loss, sports and cognitive enhancement supplements labeled as containing the plant extract Acacia rigidula, more than half were found to contain a synthetic, amphetamine-like compound called beta- methylphenylethylamine ...

Recalls & Warnings

April 08, 2016

Large Doses of Stimulant Methylsynephrine Found In Weight Loss Supplements

Amounts of methylsynephrine found in some supplements exceed prescription dosages, according to new study published in Drug Testing and Analysis.

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

August 07, 2011

Performance Enhancing Ingredient, DMAA, Not Really from Geraniums, Putting Its Use in Supplements in Doubt

On July 29, 2011, the American Herbal Products Association (AHPA) announced a new requirement that products containing the sports performance enhancing compound DMAA (also known as 1,3-dimethlypentlyamine, 1,3 dimethylamylamine, methylhexanamine, or MHA), not be labeled as geranium oil or any part ...

Recalls & Warnings

April 18, 2014

FDA Questions Ingredient in Workout Supplement

On April 4, 2014, the FDA issued a warning letter to Driven Sports Inc., following a label review which found the company's workout supplement, CRAZE, to be adulterated because it contains the new dietary ingredient Dendrobex.

Recalls & Warnings

June 15, 2003

FTC Alleges "Heartbar" Made Deceptive Claims About Effectiveness

On June 12, 2003, the Federal Trade Commission (FTC) announced that Unither Pharma, Inc. and United Therapeutics Corporation have agreed to settle FTC charges that they made deceptive claims in advertising for their HeartBar product.

Recalls & Warnings

July 29, 2009

FDA Warns Against Body Building Supplements with Steroid-like Compounds

On July 28, 2009, the U.S. FDA notified the public about new safety information concerning products marketed for body building and increasing muscle mass.

Recalls & Warnings

September 10, 2012

Maker of Concussion Recovery Supplement Warned For Making Drug Claims

On August 28, 2012, the FDA issued a warning letter to Trinity Sports Group, Inc. after a review of the company's websites found statements about Neuro Impact Concussion Response Formula constituted drug claims not permitted on supplements. 

Recalls & Warnings

February 14, 2013

Protein Drink Recalled Due To Bacterial Contamination

On December 21, 2012, NBTY issued a voluntary recall of PURE PROTEIN PROTEIN SHOT 25g PROTEIN, GRAPE Flavor PROTEIN DRINK 2.9 fl. Oz. (Manufactured by Worldwide Sport Nutritional Supplements, Inc.) due to potential bacterial contamination.