All About GHK Cu Peptide More Than Just Cosmetic Peptide Therapy for Anti Aging Feel Younger, Look Better InCare 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 I took a serious turn last year towards peptide derived skincare. It changed my skin in all the best ways I didn't even imagine. When I started GHK Cu (copper peptide) injections 3 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