GHK Cu (Copper Peptide) Provider Supervised Therapy IV Glow Bar Ghk Cu Intra Nasal Spray 50 mg 0.34 oz. Westend Medical Supply People are searching for the GHK Cu pen. Ordering it online. Trying to figure out how to use it safely at home. We looked at all of that and thought: there has to 89030 95 5 GHK Cu Gly His Lys Cu Copper Tripeptide 1; Prezatide copper GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B