Optimum Nutrition, Superior Amino 2222, 320 Tablets

Full Amino Acid SpectrumDietary Supplement160 Servings Amino Acids are the "building blocks" of proteins used to help grow and maintain muscle tissues when taken over time with regular resistance exercise. Our Superior Amino 2222 Tabs provide a full spectrum 2,222 milligram array of naturally occurring and added essential, conditionally essential, and non-essential amino acids derived from a blend of isolated, concentrated, and hydrolyzed protein sources plus micronized amino acids.