I've been getting a lot of questions about GHK Cu, so here's a quick breakdown. GHK Cu is a copper peptide that naturally occurs in the body and plays a role in skin repair Oral Liposomal Copper GHK Liposomal GHK Cu Supplement GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B After a year of using GHK Cu both topically and going deeper than topicals (under my doctor's care), the difference in my skin is not something I have to squint at in good Ghk Cu Peptide Administration Guide