Feb 25, 2025 · Find out the top-rated vitamin and supplement brands based for 2024 based on ConsumerLab's survey of supplement users.

Oct 13, 2025 · ConsumerLab explains how to avoid counterfeit vitamins and supplements when shopping online on Amazon, Walmart.com, and other sites. Learn to identify authorized sites and …

Reviews of VitaCost products including quality ratings and comparisons by ConsumerLab.com which tests and reviews vitamins, supplements, nutrition, and heath products. Also, new warnings, recalls, …

Posted June 11, 2016 Vitacost Settles Magnesium Supplement Lawsuit Supplement retailer Vitacost.com has settled a class action lawsuit which alleged the magnesium content of the following …

Jun 26, 2025 · Find the best zinc supplements and zinc lozenges. See test results for popular brands of zinc supplements and lozenges such as Cold-Eeze, Zicam, and Zand. See the clinical evidence for …

Oct 30, 2025 · Learn how to find the best acetyl-L-carnitine supplements. We purchased and tested the ingredients in acetyl-l-carnitine products and rated their quality. Find out which ones passed our test …

Sep 22, 2025 · Looking for the best potassium supplement? Be careful! Our independent tests revealed that one delivered 2.5 times its listed potassium and another would not break apart properly. See …

Aug 9, 2023 · ConsumerLab tests of popular alpha lipoic acid supplements found significant differences in amounts of the most active form of alpha lipoic acid, the R-form they provided, and this information …

Jul 24, 2025 · Our tests revealed some of the best and worst ginger supplements and spices on the market. Some contained less ginger than listed or very poor quality ginger based on the gingerols …

Jul 2, 2021 · Greetings! When ordering from Vitacost.com, I received a popup warning (citing California Proposition 65) that Vitacost's Alpha Lipoic Acid 300mg capsule product could contain lead. But it …