GHK Cu Copper Tripeptide 1 Research Reagent Expression and Purification of Recombinant GHK Tripeptides Are Able to Protect against Acute Cardiotoxicity from Exposure to Waterborne Copper in Zebrafish How GHK Peptide Works Signaling GHK acts as a switch for skin repair: Interacts with adenosine receptors reduces inflammation Activates MAPK ERK, PI3K Akt, TGF pathways Stimulates fibroblasts & keratinocytes boosts collagen, elastin Figure 6 from GHK Copper Peptide in Skin Remodeling and Anti Aging ! GHK Cu in Skin Remodeling Semantic Scholar Copper Peptide (GHK Cu) 2% Recovery Serum PDF) GHK Cu may Prevent Oxidative Stress in Skin by Regulating Copper and Modifying Expression of Numerous Antioxidant Genes