GHK Copper Peptide GHK Cu Tripeptide 1 GHK Cu Peptide: What It Does for Body Composition and Metabolic Health Two Weeks on GHK CU by Rory Uphold The Ladies Room 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 GHK Cu Peptide Dosage How to Use Copper Peptides, Injections Neurogan Health