GHK Cu is a fantastic peptide but it can burn or bruise some people. Quick options to help reduce that issue. , #ghk cu #copperpeptides #KLOW #GLOW #peptides For those of you that take ghk cu, why is this so bad? It's never been this bruised. But is always swollen, red, and burns like hell. I can only tolerate every other Copper Peptides Before and After: Visible Skin Improvements Explained Hubmed GHK Cu (Copper) For Sale (50mg) Core Peptides Before you decide to begin using the copper peptide, GHK Cu, be aware it stings and leaves behind big, red welts that then leave a lovely bruise. In order to reap the 'glow'