Optimum Nutrition Superior Amino 2222 Tablets provide a comprehensive blend of 18 different amino acids, including essential, conditionally essential, and non-essential amino acids. Each serving delivers 2.2 grams of amino acids derived from isolated, concentrated, and hydrolyzed protein sources, plus micronized amino acids. These tablets are designed to support muscle growth and recovery, making them an excellent addition to a well-planned diet and exercise program. They are intended for use by healthy adults and should be consumed before training and/or at bedtime.