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Copper peptides have become increasingly popular in modern skincare formulations due to their association with skin rejuvenation, visible firmness and healthier-looking skin

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This restoration of metabolic cofactor availability enables enhanced function of NAD+-dependent enzymes including sirtuins, poly(ADP-ribose) polymerases, and various deacetylases that regulate cellular metabolism, stress responses, and aging processes

"Regenerative and protective actions of the GHK-Cu peptide in the light of the new gene data." International Journal of Molecular Sciences, 19(7), 1987