Experiencing itching & burning from your GHK CU peptide injections? Try these to hacks: 1. Use a longer syringe to penetrate deeper into the fat cells. 2. Dilute the copper. Here I Copper Peptide Hair Growth Conditioner GHK Cu for Hair Loss Hairgenetix GHK Cu Copper Peptide Hair Tonic for Fuller Looking Hair 12 Week Supply (30 mL) Pls be warned that I don't use peptides from this seller. I don't think this @amos jamieson anneq can be trusted I only get GHK CU from Body Mechanic Active Therapy