GHK CU aka the beauty peptide. I've got the reconstitute and dose chart at the end for reference. Where I purchase mine from Elite Peptides Australia Discount code WISHY10 (because who doesn't love GHK Cu (50mg) Your Peptide Brand GHK Cu 50MG Oneday Compounds GHK CU Research Peptide Alpha Carbon Labs GHK Cu 50mg vs 100mg: Which Concentration Should You Buy? GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy