Glutathione stabilizes the inner mitochondrial membrane, squelches reactive oxygen species (ROS) generated by mitochondrial respiration, and maintains mitochondrial DNA fidelity to profoundly influence mitochondrial function and cell survival
Cohen, S.M., Olin, K.L., Feuer, W.J., Hjelmeland, L., Keen, C.L., and Morse, L.S., Low glutathione reductase and peroxidase activity in age-related macular degeneration
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What Makes Glutathione the "Master Antioxidant"
Table 5 Genes relevant to DNA repair affected by GHK 4.7 GHK vs GHK-Cu 4.7 GHK vs GHK-Cu There are many studies that obtain significant results with copper-free GHK, but the copper chelator bathocuproine abolishes the GHK effects
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