Animal Pak is a top multivitamin designed especially to fit the needs of athletes and bodybuilders. Containing the right mixture of essential amino acids, vitamins, carbs, and essential fatty acids, it’s the perfect supplement for fueling muscles. The formula also contains additional components such as IGF colostrum, lipotropics, L-arginine, eleuthero, and Progen A, which are top-notch performance optimizers. In addition, it doesn’t contain any stimulants, only natural energy boosters.