Nutrition expert Daniel Gastelu has written the ultimate guidebook for anyone who wants to know what they're putting in their bodies before they "pop the cap" on any of today's dietary supplements. For the first time, readers interested in improving their health can finally make sense of the booming -- and confusing -- world of vitamins, minerals, herbs, metabolites, and other supplements. This extraordinary book gives an industry insider's view on what dietary supplements are, how they are made and regulated, why certain formulations are more effective than others, and what scientific research tells us is safe and effective, entry by entry. The Complete Nutritional Supplements Buyer's Guide tells you how to choose the best products in the right doses for cardiovascular wellness, weight loss, sound sleep, joint and bone health, cholesterol reduction, stress management, memory skills, and much more. It lists the best supplements for beating fatigue, headaches, and depression; for boosting energy levels; and improving digestion. And its comprehensive alphabetical guide analyzes every ingredient found in any supplement, from acidophilus to zinc.Everything you need to know about vitamins, minerals, herbal products, amino acids, botanicals, and more   The best formulas for health and longevity The top nutrients for stamina, weight loss, sleep, joint health, and memory The most effective supplements for fatigue, headaches, depression, and women's health Ingredients you should avoid And much, much more