GHK Cu Purpose Peptide Research GHK Cu is one of the most recognized peptides in aesthetic and skin health conversations. Naturally occurring in the body and studied for decades, GHK Cu has become widely discussed around skin quality, recovery Copper peptides (GHK Cu) have been studied for decades for their role in tissue repair and that same biology applies to hair. Research shows GHK Cu may help strengthen existing hair follicles, reduce Synergy of GHKCu and hyaluronic acid on collagen IV upregulation via fibroblast and exvivo skin tests Jiang 2023 Journal of Cosmetic Dermatology Wiley Online Library Schematic diagram showing the proposed mechanisms underlying the Download Scientific Diagram GHK Cu: The Peptide That Transforms Skin and Tissue Health Calibrate Hydration