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This combination of peptides may reduce wrinkles, improve skin hydration, and promote a youthful appearance

All oils, like coconut, olive, almond, and cocoa butter, have minor effects on the skin but may help hydrate stretch marks and fade their reddish colour

The authors reported a 55.8% reduction in facial wrinkle volume and a 32.8% reduction in wrinkle depth compared with control serum, alongside in vitro evidence that GHK-Cu increased both collagen and elastin production in human dermal fibroblasts at concentrations as low as 0.01 nM [4]

503A as bulk drug substances that may be used in traditional patient-specific compounding