GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link Right, let's talk about GHK Cu which sounds like a Wi Fi password but is actually your body's built in regeneration switch. Think of it as the Tony Stark of peptides: brilliant, blue, and Dimeric copper peptide incorporated hydrogel for promoting diabetic wound healing Nature Communications Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides Longevity: Functional Medicine for Optimal Health and Wellness GHK Cu Copper Peptide Regeneration, Skin Renewal & Anti Age