Optimum Nutrition Amino Energy 285G Pineapple Twist Serv 30

100mg of caffeine derived from natural sources, 5g of amino acids, only 5 calories per serving, and no sugar.
 When to take it: Anytime you need an energy boost, muscular recuperation, or to replace electrolytes lost through sweat after exercise.
 Ideal for runners, with flavors such as Tangerine Wave, Cranberry Lemonade, Pineapple Twist, and Watermelon Splash.
 Banned Substance Tested
 What are the electrolytes?  Healthy adults require minerals such as potassium, sodium, and magnesium.  These electrolytes serve to maintain muscular function and fluid balance.