Food industry (dough conditioner flavor enhancer). Pharmaceuticals (antioxidant detoxifying agent). Cosmetics (hair treatment skin care formulations). Laboratory and biochemical research.

Used mainly as an antioxidant and conditioning agent in food pharma and cosmetic applications.

White powder. Water-soluble amino acid derivative (contains sulfur). Stable form of L-cysteine with hydrochloride and one water molecule. Slightly acidic.