GHK Cu is getting a lot of attention right now, and for good reason. This is not just a skin peptide. It's a copper binding tripeptide with documented effects on gene expression, collagen synthesis, GHK Cu G Lab Peptides Peptide Spotlight: GHK Cu GHK Cu is a powerful copper peptide known for its regenerative and anti aging benefits. Naturally found in the body, this peptide plays an important role in skin repair, Copper peptide GHK Cu Wikipedia What is GHK Cu? GHK Cu (glycyl L histidyl L lysine copper complex) is a naturally occurring peptide in human plasma that: Binds copper ions Acts as a biological signalling molecule Plays a role GHK Cu 50mg 100mg Copper Peptide (RUO) Tide Labs Tide Labs