Gamma-poly-glutamic acid -(γ-PGA)

Polyglutamic acid. Gamma-poly-glutamic acid -(γ-PGA) by Shandong Focuschem Biotech acts as a moisture retainer. It is a natural occurring, multi-functional, and biodegradable biopolymer produced through fermentation by bacillus subtilis using glutamic acid. PGA consists of glutamic acid monomers cross-linked between amino and carboxyl groups. It is water-soluble. It helps to improve skin quality and reduces skin wrinkle conditions. Gamma-poly-glutamic acid -(γ-PGA) is used in cosmetic formulations.