Product name: Polyglutamic Acid Other Name: gamma polyglutamic acid; polyglutamic acid serum; I-PGA INCI Name: POLYGLUTAMIC ACID Molecular Formula: L-Glu-(L-Glu)n-L-Glu Molecular Weight: 700000-3000000 Appearance: White or almost white powder Purity: 92% PH: 5.0-7.5 Recommended Dosage: 0.05%-1.00% CAS NO.: 25513-46-6 EINECS NO.: 200-293-7 Package: 1kg/bag Supplier: ZHENYIBIO Application: nourishing lotion, moisturizing essence, moisturizing facial mask, whitening gel, revitalizing cream, eye cream, sunscreen etc. Polyglutamic acid is also known as natto gum and polyglutamic acid. It is a water-soluble, biodegradable, non-toxic, biopolymer prepared by microbial fermentation. Its moisturizing and water-retaining effect is 500 times that of hyaluronic acid.Mainly used for moisturizing, whitening, antibacterial, and improving skin health.