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Walking through the supplement aisle at your local Whole Foods can be an overwhelming and confusing experience. There is so much health potential lurking on the shelves, but there's also a lot of crap. And, trying to dig through what's right for you is simply exhausting. That's why we chatted with the expert nicknamed "the supplement doctor" to help decode the mysteries surrounding supplementation, so you can understand what you really should be taking-and what to skip entirely.

That expert is Mark Moyad, M.D., M.P.H., Jenkins/Pokempner director of complementary and alternative medicine at the University of Michigan Medical Center. He gives lectures to health professionals and patients about supplements and is the author of the upcoming The Supplement Handbook: A Trusted Expert's Guide to What Works & What's Worthless for More Than 200 Ailments. The book has over 500 pages of information and research related to supplements for different diseases and conditions.

Despite his expertise (and nickname), Moyad doesn't recommend supplements to everyone. "Take only the ones you're sure you need, and integrate other healthy lifestyle changes," he says. "When done correctly, supplements are very much legitimate options today. I don't see a difference between a really effective drug and a really effective supplement."

[Read the full story at Refinery29!]