GHK CU Peptide for Skin Rejuvenation Wittmer Rejuvenation Clinic Injectable GHK Cu: Beginner's Guide to Copper Peptide Reduce GHK CU Burn: Tips & Tricks for Injecting Ghk Cu Experienxe : r Peptides 7% GHK CU ACCELERANT Platinum Skin Care If your GHK injection site gets irritated try this , 1. Dilute it by adding more water to the syringe , 2. Let it sit until it reaches room temperature , Also, make sure youre rotating injection