ConsumerLab.com uses JavaScript to provide the best possible experience for our content, but your browser has it disabled. Learn how to enable it here.

About ConsumerLab.com

Search term may appear only in full report available to members. Join now for full access.

Product Review

Vitamin K Supplements Review (Including Calcium, Magnesium, Boron, and Vitamin D)

Should You Take Vitamin K? Beware of Products That Don't Deliver.

Product Review

Vitamin A Supplements Review, Including Beta-Carotene and Cod Liver Oil

Find the Best Vitamin A Supplement. Best Quality Vitamin A Supplements Identified, Including Cod Liver Oil.

Vitamin A Supplements (Including Cod Liver Oil) Reviewed by ConsumerLab.com

Product Review

Fish Oil, Krill Oil, and Algal Oil Omega-3 (DHA & EPA) Supplements Review

See Our Omega-3 Top Picks and Avoid Rancid Fish Oils.

Fish Oil and Other Marine Oil Supplements Reviewed by ConsumerLab.com

CL Answer

Do Vital 3 collagen drops reduce joint pain?

Learn more about Vital 3 collagen drops withundenatured type II collagen, and if they can help joints move better and feel better.

Bottle of Vital 3 Joint Solution

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

October 24, 2023

Best Fish Oil and Omega-3 Supplements? ConsumerLab Tests Reveal Some Are Rancid

White Plains, New York, October 24, 2023 —  Recent ConsumerLab tests of popular fish, krill, and algal oil supplements revealed several products to be rancid. Fish and marine oils that are rancid, or “oxidized,” can have an extremely unpleasant odor and taste, and may be less safe and effective.

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

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

February 25, 2019

Top-rated Vitamin and Supplement Brands and Merchants for 2019 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

White Plains, New York, February 25, 2019 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,931 responses collected in late November and early December 2018.

News Release

October 26, 2018

Best Vitamin A Supplements, Including Cod Liver Oils, Identified by ConsumerLab

White Plains, New York, October 26, 2018 — Vitamin A is necessary to maintain good vision, skin, and immune functioning, and supplementation can be beneficial for certain conditions — although most people get enough from food and getting too much vitamin A can be dangerous.

News Release

October 19, 2017

ConsumerLab.com Reveals Best Zinc Lozenges and Supplements for Shortening Colds and Correcting Deficiency

White Plains, New York, October 19, 2017 — In the U.S., mild zinc deficiency is fairly common. Zinc supplements can help to correct a deficiency, slow the progression of age-related macular degeneration, and have other benefits. Taken as a lozenge, zinc can shorten the duration of a cold.

News Release

March 15, 2017

ConsumerLab.com Reveals Best and Worst Vitamin C Supplements -- 20% Fail ConsumerLab.com Tests of Quality

White Plains, New York, March 15, 2017 — Many people take large doses of vitamin C believing it will improve their health, prevent colds or reduce the risk of disease — but will it really? And when choosing a vitamin C supplement, can consumers be sure it contains what it claims? To ...

News Release

December 06, 2016

Which Brands of Alpha Lipoic Acid are Best? -- ConsumerLab.com Tests Lipoic Acid Supplements for Quality, Identifying Top Picks

White Plains, New York, December 6, 2016 — Alpha-lipoic acid supplements may improve insulin sensitivity and blood sugar control in people with type 2 diabetes, reduce symptoms of diabetic peripheral neuropathy, and enhance weight loss when dieting.

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

March 05, 2013

CoQ10 & Ubiquinol Supplements Should Be Chosen Carefully, Cautions ConsumerLab.com -- Less Than 4% of Listed Ingredient Found in Widely-Sold Product

White Plains, New York — March 5, 2013 — A new report from ConsumerLab.com highlights the difficulty consumers have in selecting a supplement containing the anti-oxidant CoQ10 or its activated form, ubiquinol. ConsumerLab.

News Release

May 15, 2007

ConsumerLab.com finds some alpha lipoic acid supplements come up short — Improper formulation may cause ingredient degradation

WHITE PLAINS, NEW YORK — May 15, 2007 — ConsumerLab.com announced that two of eleven alpha lipoic acid supplements that it recently chose to test contained significantly less ingredient than promised on their labels.

News Release

April 11, 2007

Many arthritis supplements lack key listed ingredient — ConsumerLab.com finds chondroitin missing or low in eight supplements; Glucosamine and MSM also tested

WHITE PLAINS, NEW YORK — April 11, 2007 — Forty percent of the supplements for osteoarthritis that ConsumerLab.com recently selected for testing were found to lack all or some of their key ingredients. Osteoarthritis is the most common type of arthritis, affecting an estimated 20.