The capacity for GSH synthesis is insufficient to maintain GSH concentrations when tissues are exposed to certain drugs or their metabolites (e.g., acetaminophen), redox cycling compounds (e.g., menadione), peroxides (e.g., tertbutyl hydroperoxide), X-rays, or ultraviolet radiation
Antioxidant activity performed by glutathione neutralizes these free radicals, preventing any further oxidative damage to skin cells
Oncology 83(5):300-4, 2012
The results are better when you combine it with Vitamin C and Retinol for improvement in pigmentation problems
The stack includes three liposomal liquid supplements: NAD+ in Lemon Zest flavor, Glutathione in Lime Essence, and Curcumin + Resveratrol in Orange Mango