I've been getting a lot of questions about GHK Cu, so here's a quick breakdown. GHK Cu is a copper peptide that naturally occurs in the body and plays a role in skin repair GHK Cu Peptide: Hair Regrowth for Thinning & Alopecia GHK Cu Copper Peptide Benefits, Uses & Safety Intra V GHK Cu vs NAD+: Which Longevity Peptide Should You Take or Stack? GHK Cu Peptides: Unlocking the Copper Peptide Revolution in Skin Care