Pure L-Glutathione Powder – Unleash the Power of Reduced Glutathione for Radiant, Healthy Skin! INCI: Glutathione Reduced CAS NUMBER: 70-18-8 APPEARANCE: White powder USAGE: 0.5-2% SOLUBILITY: soluble in water SHELF-LIFE: 24 Months Description: L-glutathione reduced, commonly known as reduced glutathione or GSH, is a crucial antioxidant naturally present in the human body. It consists of three amino acids: glutamine, cysteine, and glycine. Glutathione plays a vital role in neutralizing free radicals and reactive oxygen species, which can cause cellular damage and oxidative stress. As a potent antioxidant, it helps protect cells and tissues from oxidative damage, thereby contributing to overall health and well-being.