A natural antioxidant that protects skin from environmental stressors and helps preserve product freshness. Found in all living cells, it supports skin's natural defense system.
Solubility 292.5 mg/mL
Formula
C10H17N3O6S
Mol. Weight
307.33
CAS #
690633-16-0
See origin →
Functions
Preservative
Keeps your product from growing bacteria, mold, or yeast. Without these, that jar of cream becomes a petri dish in about a week.
Antioxidant
Fights free radicals — the unstable molecules from UV, pollution, and stress that break down collagen and cause premature aging.
Reducing
Neutralizes Free Radicals
Traditional Use
Glutathione, a naturally occurring tripeptide antioxidant, was identified in the late 19th century. Its use in skincare became prominent in the 1990s-2000s when Japanese and Asian cosmetics marketed it for skin-brightening and detoxifying properties.