what's the benefit of glutathione Mag Is Glutathione the Master Antioxidant?

Hum Genet 123(4):321332 Heisterkamp N, Rajpert-De Meyts E, Uribe L, Forman HJ, Groffen J (1991) Identification of a human gamma-glutamyl cleaving enzyme related to, but distinct from, gamma-glutamyl transpeptidase

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In this context, glutathione (GSH), a virtually ubiquitous tripeptide antioxidant, which is found at milimolar concentrations in central glial cells, plays a vital role as a reducing agent, buffering radical oxygen species (ROS) and preventing cell death in severely injured retinal tissues

Others may rely on peptides that cant penetrate the skin barrier at all

In: Maurya PK, Singh S, editors