... non toxic towards human and environment; it has broad applications in fields of medicine, foods, cosmetics, plastics and water treatment ... absorbability and moisturizing effect. gamma-PGA can be used as thickener, gel, filmogen, humectant, retarder, cosolvent, binder and anti ... Usage:gamma-PGA and its derivatives can be widely used in the food industry, cosmetics, health care, water treatment, ...