Reviews and Information for Designs for Health

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Product Review

Glutathione Supplements Review

Learn How Glutathione Products Differ, Which Failed, and Our Top Picks

Product Review

Glycine Supplements Review

Tests of Glycine Show High-Quality but Major Savings with Right Products.

Product Review

GABA Supplements Review

Does GABA Work As a Supplement?

Product Review

CoQ10 and Ubiquinol Supplements Review

Find the Best CoQ10 and Ubiquinol Supplements and Learn How They Differ

Product Review

Cholesterol-Lowering Supplements Review (Sterols/Stanols and Policosanol)

Find the Best Cholesterol-Lowering Supplement. See Which Plant Sterol and Policosanol Supplements Passed Our Tests and Are Our Top Picks.

Product Review

Potassium Supplements Review

Be Careful with Potassium Supplements! Problems Found. Tests and Reviews of Potassium Supplements & CL's Top Picks.

Product Review

Zinc Supplements, Lozenges, and Melts Review

Find the Best Zinc Supplements, Including Lozenges for Colds.

Product Review

Astaxanthin Supplements Review

See Which Astaxanthin Products Passed or Failed CL's Tests

Product Review

SAMe (S-adenosyl-methionine) Supplements Review

Choose the Best SAMe Supplement and Save Money

Product Review

Berberine and Goldenseal Supplements Review

Tests Reveal the Best and Worst Berberine and Goldenseal Products

Product Review

Collagen Supplements Review

See our Top Picks for Wrinkles and Joints