Respuesta :
The answer is dietary supplements because I took the test and got it right.
Ergogenic aids are performance enhancer, used by athletes to improve their performance and endurance. They are illicit substances and compounds referred to as nutritional supplements.
The most common ergogenic aid is Creatine (Cr), or methylguanidine-acetic acid. It is used for regeneration of the skeletal muscle and energizing muscle contraction.
The most common ergogenic aid is Creatine (Cr), or methylguanidine-acetic acid. It is used for regeneration of the skeletal muscle and energizing muscle contraction.