GHK Cu Peptide Benefits and Side Effects: What to Expect from Injections GHK Cu Injection GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Subcutaneous Injection: What It Is and How to Give One No, were not actually injecting copper , GHK Cu is a peptide your body already makes (just less of it as you age). It binds to copper and helps signal repair., Why people are into it:, supports How to Measure and Inject GHK Cu (Copper Peptide for Skin and Tissue Repair) YouTube