GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B A large number of peptides currently being marketed to the public are not FDA approved. These include BPC 157, LL 37, DSIP, Epitalon, GHK Cu (injectable), GHRP 2, GHRP 6, ipamorelin, kisspeptin 10, KPV, melanotan II, PEG MGF, MOTS C, USA Copper Peptide GHK Cu Powder, DIY Blue Copper for Best Skin 1g eBay GHK CU Copper Peptide, Hair & Scalp Serum, 2 oz (60 ml)