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 you're GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B GHK Cu Peptide: What It Does for Body Composition and Metabolic Health GHK CU Peptide for Skin Rejuvenation Wittmer Rejuvenation Clinic