OPTIMUM NUTRITION Superior Amino 2222 is a complete protein and amino acid supplement that provides the full nutritional spectrum of essential, non-essential and conditionally-essential amino acids. The protein content of Superior Amino 2222 is from high-quality whey protein isolate and predigested gelatin protein. You'll get about the same amount of protein in just 4 convenient tablespoons of Superior Amino 2222 Liquid as you would in a full blown protein shake - 22 grams (Superior Amino tablets and softgels provide 1 gram each). Superior Amino 2222 is a great product for anyone who needs extra protein with the least amount of fuss and mess: those recovering from illness or injury, athletes, busy adults, the elderly and teens.