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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

Prebiotic Supplements Review

You Can't Tell How Much Fiber Is Really In Most Prebiotics Without Testing

Product Review

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

Find Out What Magnesium Does, Who Needs It, and Our Top Picks Among Supplements

News Release

10/28/2022

Labels on Prebiotic Supplements Are Often Unreliable, Tests Show

  White Plains, New York, October 28, 2022 — Prebiotic supplements provide fiber that feed beneficial bacteria in the gut. However, recent ConsumerLab tests show that consumers often can’t rely on labels to know how much prebiotic fiber is really in products.

News Release

4/02/2022

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

3/11/2022

Best Magnesium Supplements Identified by ConsumerLab

  White Plains, New York, May 12, 2022 — Nearly half the U.S. population does not get adequate amounts of magnesium and can benefit from increasing magnesium intake from foods or supplementation.

News Release

11/19/2018

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

5/02/2018

Best Probiotic Supplements and Kombuchas? -- ConsumerLab Tests 41 Popular Products, Reveals Problems and Top Picks

White Plains, New York, May 2, 2018 — With so many different probiotic supplements on the market, each providing different amounts and strains of beneficial bacteria or yeast, choosing the right one can be an overwhelming task.