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 Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B GHK Cu Dosage Chart and Calculator: How to Use This Peptide Safely Peptides Unleashed GHK Cu Copper Peptide: The Ultimate Peptide For Longevity GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B