10 Benefits of Copper Peptides (GHK Cu) Boosts collagen production firmer, youthful skin Improves skin elasticity reduces sagging Reduces fine lines & wrinkles Accelerates wound & scar healing Strengthens skin barrier AHK Cu + GHK Cu Hair Serum Pro 4800mg Hair Growth Neurogan Neurogan Health GHK Cu, the copper peptide, is a game changing injectable for radiant skin and so much more, , , Heres what it can do:, Boost collagen for smoother, firmer skin, Anti aging improves fine Copper Peptide Hair Growth Serum 10% GHK Cu & 5% AHK Cu Hairgenetix 12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing. Alright, I need to give you an updateit's been 12 weeks since I started using GHK Ghk Cu results for hair loss pics what's ur thoughts? : r tressless