In some cases, you very literally are what you eat. This colloquialism is especially true when you are eating essential amino acids. Amino acids literally form the proteins that make muscle and many other critical components to health and fitness. The 9 essential amino acids can be used to create any of the other 11 dietary amino acids, and the essential amino acids must be consumed in the diet. Amino Prime is made of all 9 EAAs with added glutamine, taurine, and natural caffeine for total workout support.