... CAS:25513-46-6 γ-Polyglutamic acid is a water soluble, biodegradable, non-toxic biopolymer produced by microbial fermentation ... humans and environment · Biodegradable, hence eco friendly · Water soluble, gives non odorous clear transparent solution · Can be ... in food industry, cosmetics, health care, water treatment, waste water treatment, Hygiene products, Medical treatments, Hydrogels etc ...