Glycine – Uses, Benefits, Sources and Dosage Glycine is the simplest amino acid which is mandatory for the biosynthesis of nucleic acids, bile acids, porphyrins, phosphate and other amino acids. Glycine is the second most common amino acid found in the proteins. It is also the part of coenzyme named as the glutathione which is involved in various biochemical reactions. Glycine offers the several health benefits which are discussed in details below. Health Benefits of Glycine It plays an important