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& Engleman, E
2006;11(1) Adami LNG, Belardin LB, Lima BT, et al
The glutathione redox cycle plays a major role in protecting organisms from reactive oxygen species, such as hydroperoxides
10 Biological Activity Glutathione is an effective antioxidant and the reduced form GSH is mainly intracellular where it acts as a strong antioxidant
The strongest human clinical evidence is for topical use, including the Leyden 2002 photoaging trial and a 2023 NEEL gel topical study reporting an average 28% increase in skin collagen density at 3 months
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