PDF] Regenerative and Protective Actions of the GHK Cu Peptide in the Light of the New Gene Data Semantic Scholar GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides GHK Cu suppressed the activation of the p38 MAPK signaling pathway in Download Scientific Diagram 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