Supplements
Supplements
Ingredients and formulas — what the labels say, what the research supports.
Supplements
Magnesium Glycinate, Citrate, Oxide: Which Form Actually Does What?
Magnesium supplements come in a dozen forms. The differences are real — and matter more than the label suggests.
SupplementsBlack Cohosh for Hot Flashes: What the Evidence Says
Black cohosh is one of the most widely used herbs for menopause symptoms. Research results are mixed, and there's one safety signal worth knowing.
SupplementsAshwagandha: What the Research Says About Stress and Sleep
Ashwagandha is one of the most hyped adaptogens. The evidence for stress is promising but limited — and there are safety signals worth knowing.
SupplementsThird-Party Testing: What USP, NSF and Other Supplement Seals Really Mean
In a market with little pre-sale oversight, independent testing is one of the few quality signals consumers have. Here's how to read it.
SupplementsHow to Read a Supplement Label Like a Pharmacist
Supplements aren't approved by the FDA before they're sold. The label is your best tool — if you know what to look for.