Omega Amino Acid 2222 Amino acids are essential elements for the human body. Athletes and fitness players can greatly benefit from amino acid supplements, as they contribute to the restoration, development and growth of muscle tissue through the absorption of amino acids. Omega Amino Acid 2222 plays a vital role not only in the generation of all enzymes in the body, but also in regulating the psychological state, concentration, aggression, attention, sleep and sexual desire.