The correct answer is True, because when used correctly this supplement can be safe and effective. Creatine is a nonessential amino acid naturally produced in the liver, and is believed to have a number of important functions in the body. In particular for athletes, creatine has a large effective at increasing power and force in short bouts of increased exertion and in repeated efforts of maximal exertion (sports requiring short sprints or power). Creatine has been extensively studied in adults and is known to be generally safe, and legal in professional sports leagues and the NCAA. There are a few studies about creatine use in adolescent athletes and these also show a good safety profile.
