Copper Peptides (GHK Cu): What They Are, How They Work, and What Evidence Really Shows VIDA Integrative Medicine If you don't know you should ask somebody. GHK Cu (copper peptide) is a potent, naturally occurring regenerative compound that reverses skin aging, accelerates wound healing, reduces inflammation, and promotes hair growth. It Revolutionizing Wellness with GHK Cu by LVLUP: Now Available at Supps2 Supps247 Peptides are the hottest word in wellness right now, so naturally I had to dive in!, The peptide stack I am trialing is GHK CU (hair, skin & nails) and Glutathione (neutralizes free radicals, reduces Copper Peptides for Skin: A Complete Guide