GHK Cu: The Copper Peptide And The Claims Around It, GHK Cu is a naturally occurring copper binding tripeptide found in human plasma. Mechanistically, its linked to tissue repair signaling, immune The GHK Cu delays aging in Caenorhabditis elegans via coordinated regulation of mitochondrial function and activation of DAF 16 SKN 1 pathways Biogerontology Springer Nature Link Molecular crystal structure of the tripeptide GHK Cu. In solution, Download Scientific Diagram Topically applied GHK as an anti wrinkle peptide: Advantages, problems and prospective Relief of ovalbumin induced airway remodeling by the glycyl l histidyl l lysine Cu2+ tripeptide complex via activation of SIRT1 in airway epithelial cells ScienceDirect