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Product Review

Iron Supplements Review (Iron Pills, Liquids and Chews)

See Which Iron Supplements Are CL's Top Picks for Different Needs

News Release

February 10, 2022

Best Iron Supplements for Different Needs? ConsumerLab Selects Its Top Picks

White Plains, New York, February 10, 2022 — With so many different forms and doses of iron available from supplements, it can be difficult for consumers to know which best suits their needs.

News Release

June 06, 2020

Best Vitamin C Supplements Revealed by ConsumerLab

White Plains, New York, June 6, 2020 — Due to its role in maintaining immune system health, vitamin C has been promoted to help prevent and treat COVID-19, as well as other viral infections such as colds.

News Release

November 19, 2018

Tests Reveal Best Fish Oil Supplements and How They Compare to Prescription Fish Oil

White Plains, New York, November 19, 2018 — Fish and marine oil supplements containing the omega-3 fatty acids EPA and DHA offer a range of potential benefits for improving mental health, reducing inflammation, and even cancer prevention.

News Release

June 21, 2017

Which Magnesium Is Best? Tests Popular Brands and Reveals Its Top Pick

White Plains, New York, June 21, 2017 — Magnesium supplements are among the most popular supplements, but do you need to take one and, if so, which is best? To find out, reviewed the clinical evidence, and purchased and tested popular magnesium supplements sold in the U.S.

News Release

May 26, 2017 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? 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

News Release

March 01, 2016

Does Echinacea Really Help With Colds and Which Brands Are Best?

White Plains, New York, March 1, 2016 — Echinacea supplements are a popular choice for preventing colds and treating cold symptoms, but do they really work? And, with so many different types of Echinacea marketed, how do you know which one to choose? To answer these questions, ConsumerLab.

News Release

January 12, 2016

Problems Found with 32% of Multivitamin/Multimineral Supplements -- Identifies Good Choices for Men, Women, and Children

White Plains, New York, January 12, 2016 — You can't always judge a supplement by its label -- or by its price, according to a new report from, which recently tested dozens of multivitamin/multimineral supplements.

News Release

June 10, 2015 Tests Reveal Best and Worst Magnesium Supplements

White Plains, New York, June 10, 2015 — Magnesium supplements have become extremely popular, surpassing even calcium among frequent users of supplements. However, recent tests by ConsumerLab.

News Release

April 28, 2015

Best Supplements for Bone Health? 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 20, 2015 Identifies Best Vitamin A Supplements, But Cautions That Most People Don't Need Them

White Plains, New York, January 20, 2015 — Vitamin A supplements can save your sight and reduce your risk of infection if you are vitamin A deficient. However, deficiency is rare in the U.S., where people are more likely to be at risk for excess vitamin A.

News Release

January 29, 2014

You May Be Getting More Vitamin C Than You Think from Some Supplements, Cautions -- 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

May 30, 2012 Identifies Best and Worst Magnesium Supplements Based on Tests and Comparisons

White Plains, New York — MAY 30, 2012 — Magnesium supplements are among the most popular supplements in the U.S. But which magnesium supplements are best? ConsumerLab.

News Release

September 21, 2011

Not all vitamin A supplements pass tests -- New report reviews beta-carotene and cod liver oil supplements

White Plains, New York — September 21, 2011 — Recent tests of vitamin A supplements by found one to contain only 54.3% of its listed amount of vitamin A. Another product mislabeled alpha carotene as vitamin A.