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Copper peptides are everywhere in serums, scalp treatments, and influencer recommendations. But does the science actually support the hype? The answer: yes, with nuance. GHK Cu is a naturally occurring tripeptide found GHK Cu may Prevent Oxidative Stress in Skin by Regulating Copper and Modifying Expression of Numerous Antioxidant Genes ghk cu randomized clinical trial skin anti aging GHK CU Cosmetic for Healthy Aging and Wrinkle Support Your skin didn't suddenly age The Human Tripeptide GHK Cu in Prevention of Oxidative Stress and Degenerative Conditions of Aging: Implications for Cognitive Health PMC
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