GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Lets talk GHK Cu (Copper Peptides). , What is GHK Cu?, GHK Cu is a naturally occurring copper complex found in our bodies. As we age, our levels of it drop significantly (sad, we know). When The tripeptide GHKCu complex ameliorates lipopolysaccharideinduced acute lung injury in mice Oncotarget GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B GHK Cu Dosage Calculator Draw Volume In ML & U 100 Units