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Final Thoughts GHK-Cu and AHK-Cu represent two different directions in copper peptide formulation
It is great for brightening skin, fighting dark spots and preventing ageing
This potent formula harnesses the powerful antioxidant action of Glutathione to help brighten dark spots and reduce pigmentation, while providing intensive skin protection from environmental stressors
doi:10.1146/annurev.bi.52.070183.003431 Mezzetti F, Vero L de, Giudici P (2014) Evolved Saccharomyces cerevisiae wine strains with enhanced glutathione production obtained by an evolution-based strategy
Tranexamic acid (topical): Investigated in clinical trials for melasma with more robust evidence than IV glutathione
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