Creatine has proven to be one of the most effective nutritional ergogenic aids for athletes (Branch). Although it has been extensively studied, many questions remain about how creatine works, the types of individuals who may benefit from creatine supplementation, and whether creatine is safe. Over the last couple of years, a number of studies have been published and/or presented that help answer some of these questions.
Creatine is used in muscle tissue for the production of phosphocreatine which is important in the development of ATP; ATP is the source of energy for muscle contraction and other functions of the body (Grenhaff). Creatine supplementing can increase phosphocreatine levels in muscle, especially when accompanied by exercise and carbohydrate intake. The typical creatine supplementation protocol involves ingesting five grams of cre