Drawing from America's #1 best-selling guide to natural health, Prescription for Nutritional Healing, this book presents authoritative information about some 350 of the most important dietary supplements in a handy, pocket size format. Now revised and expanded, it tells how these supplements work, how to use them, and what to look for when choosing supplements. Updates in this edition include newer supplements like SAMe, colostrum and MSM, and the latest findings on herbal remedies like saw palmetto, boneset and hyssop.