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GHK-Cu in the NAD+ Push Patch: A Smarter Way to Stimulate Collagen, Heal Skin, and Support Regeneration If youre looking for a powerful, science-backed way to stimulate collagen, reduce wrinkles, and improve skin healing , GHK-Cu (Copper Peptide) is one of the most clinically studied ingredients available

It does not bleach skin

Cribb AE, Leeder JS, Spielberg SP

Research documents a 70% increase in collagen production in treated women compared to controls, outperforming both vitamin C and retinoic acid in comparative trials

While dosage needs vary from person to person, most liposomal products offer between 100mg and 500mg per serving

Declaration of competing interest The authors declare no conflict of interest