Introduction Amino acids are used for a variety of purposes Food Industry Flavor enhancer; Sweetener (Glycine) Chemical Industry: Building blocks of compounds Pharmaceutical Industry: In Infusion; in special dietary food (essential amino acid Leu, Ie, Lys, Phe, Met, Trp, Val, Thr, Arg, His Animal feed additive: Feedstuff; eg. Soybean--methionineIntroduction Amino acids are used for a variety of purposes Food Industry: Flavor enhancer; Sweetener (Glycine) Chemical Industry: Building blocks of compounds Pharmaceutical Industry: In Infusion; in special dietary food (essential amino acid) Animal feed additive: Feedstuff; eg. Soybean -- methionine Leu, Ile, Lys, Phe, Met, Trp, Val, Thr, Arg, His