Dietary Supplement. Two Superior Amino 2222 Caps contain 2222 milligrams (2222 g) of a superior blend of Amino Acids derived from Soy Protein Isolate, Hydrolyzed Whey Peptides, Whey Protein Concentrate, L-Ornithine HCL, and L-Carnitine. Optimum Nutrition 's Superior Amino 2222 Caps is produced and packaged in our own state-of-the-art, OTC approved manufacturing facility in accordance with current Good Manufacturing Practices (cGMP's). The Tryptophan in this product is naturally occurring.