Ghk Cu results for hair loss pics what's ur thoughts? : r tressless 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 as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link Peptide Therapy for Hair Growth: Explore Your Options Cu Peptide Before and After: What to Expect for Skin and Hair