Premium Ingredient co.,ltd, specializes in the research, production and sales of amino acids and their derivates. Integrated the advanced management experience, producing skills, All Products meet the requirements of AJI, FCC, USP, EP, serving the customers in the line of pharmaceutical, nutrition, food, functional beverage, cosmetic and feed additives.Main products: Glycine (aminoacetic acid)Glycocyamine (guanidinoacetic acid)l-arginineL-Arginine HclL-CitrullineL-Cysteine Hcl MonohydrateL-Cysteine Hcl AnhydrateL-Aspartic AcidL-AlanineDL-AlanineBeta-AlanineL-Lysine hclL-ThreonineL-TryptophanDL-MethionineL-MethionineN-Acetyl-L-TyrosineL-Phenylalanine