GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B Rapamycin & GHK Cu Cream LeadWest Medical Peptides, like Bio Identical Hormones, are not a magic bullet but they are pretty darn close. Over the years, we have seen them effectively heal chronic wounds, reduce joint paint and The tripeptide GHKCu complex ameliorates lipopolysaccharideinduced acute lung injury in mice Oncotarget