This is the indispensable resource for any athlete considering using supplements. A countless number of new, renamed and variations of sport supplements flood the market each year. The Athlete's Guide to Sports Supplements separates fact from fiction, provides quick answers to the most common questions and delivers trustworthy information. It provides concise descriptions for 120 of today's most popular supplements and details what it is, how it works, potential performance benefits, research studies and outcomes, dosage recommendations and possible health concerns. It also provides recommendations for older athletes, those competing in extreme environments and those with special dietary needs, such as food allergies, diabetes and vegetarian requirements. Each supplement is listed alphabetically, providing a quick and easy navigation throughout the book. Alternatively, readers can use the supplement finder to locate supplements for a particular purpose, such as recovery, endurance and strength.