Ghk Cu Shampoo Copper Peptide Hair Growth Best Peptide for Hair Growth Copper Peptide Shampoo I posted about GHK CU about two weeks ago and had a ton of people ask me questions about it in terms of how it works, but also asking about my personal experience. I am not done treatment yet, but in Transform Your Skin: GHK CU Before & After Results How I Grew My Beard Within 3 Months and Maintaining It (MUST READ) : r Minoxbeards My 90 Day Beard Growth Protocol Using Minoxidil and GHK Cu Peptides (With Progress Pics) : r BioHackingGuide