Nearly half of Americans use supplements and many more are curious about them, but there's a lot of misinformation out there. Mark Moyad is the only physician in the United States who has an endowed position to study vitamins, minerals, herbs, and other supplements. For the past 25 years, he's been researching supplements and using them in his practice. He's the doctor that other doctors go to when they want research-backed information on natural remedies. In The Supplement Handbook, he takes the guesswork out of what to use and when by providing clear, authoritative advice on more than 200 ailments and 200 supplements. In this discerning guide, readers will learn how to treat or alleviate common conditions such as arthritis, heartburn, high cholesterol, high blood pressure, migraines, and hot flashes. Dr. Moyad is also up front about when prescription or over-the-counter drugs are the better choice. And he reveals the truth about popular supplements that are touted for their effectiveness, but actually do nothing, or are harmful.