Ghk cu and skin peptides (topical) Skin regeneration and wrinkle reduction Longevity Protocols GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true? Copper peptide, known as GHK Cu, has Four reasons this serum belongs in your routine. GHK Cu Peptides that firm and support collagen renewal. Barrier support to keep your skin healthy and resilient. No injection. No needles. No clinic visit. Copper Peptide Hair Growth Serum 10% GHK Cu & 5% AHK Cu Hairgenetix