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Originally designed as a more stable and bioavailable analog of ?-melanocyte stimulating hormone (?-MSH), Melanotan-II acts as a robust stimulator of melanogenesis, resulting in significant skin darkening when administered in research models through MC1 activation
A 2016 study published in Nature Scientific Reports showed that GHK-Cu had no cytotoxicity to human keratinocytes at concentrations up to 5,800 micromolar over 72 hours and did not induce inflammatory biomarkers
Key Ingredients: Glutathione - a master antioxidant that detoxifies and brightens skin from within
Many topical products do deliver other benefits they may contain hyaluronic acid, vitamin C, niacinamide or other ingredients that genuinely support the skin barrier but the collagen molecule itself largely stays on the surface
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