Ten Percent Happier
The Science of Supplements: What Works, What's Hype, and What Could Actually Harm You | Dr. Mahtab Jafari
May 11, 2026
· 1h 6m
Creatine, melatonin, peptides, protein powders, green powders, probiotics, multivitamins, and much more: A pharmaceutical scientist breaks down the evidence and busts the myths. Dr. Mahtab Jafari is a Professor of Pharmaceutical Sciences and Ecology & Evolutionary Biology at the University of California, Irvine, and the Founding Director of the UC Irvine Center for Healthspan Sciences. She is the author of the award-winning book, The Truth About Dietary Supplements: An Evidence- Based Guide to a Safer Medicine Cabinet . In this …
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