Wholesale Polyglutamic Acid powder Gamma-PGA 25513-46-6

Polyglutamic acid (PGA) is a naturally occurring amino acid polymer. Gamma PGA can be widely used in cosmetics, food, medicine, agriculture, and water treatment.

PuroNutri cosmetic grade polyglutamic acid produced by advanced fermentation and purification process. As an effective cosmetic ingredient, it is used in skincare formulations to improve moisture binding and retention and is commonly believed it works better than hyaluronic acid in some ways. It is 500 times more effective than hyaluronic acid in hydrating and holding water.Mainly used for moisturizing, whitening, bacteriostasis and improving skin health.

INCI Name: Polyglutamic Acid

Other Common Names：Natto Gum; PGA；γ-PGA；γ-Polyglutamic Acid； Gamma-Polyglutamic acid

CAS Number: 25513-46-6

Chemical Formula: [C5H9NO4]n

Molecular Weight: 1,000,000 Da

Solubility: Water soluble

Appearance: White to off-white powder

Assay: 98% min.

Transmittance: 95.0% min.

Loss on drying: 8.0% max.

PH(1% solution): 5.0~7.0

Heavy metals [Pb]: 15ppm max.

Major functions in cosmetics include:

* Function-based long-lasting moisturizing that helps the skin resist dryness;

* Improvement of skin elasticity and smoothness;

* Inhibition of melanin;

* Maintenance of a healthy pH;

* Slow-release transport system that enables the skin to absorb all nutrients;