Copper peptide GHK Cu Wikipedia Peptide Based PROTACs: Transitioning from Static Paradigm to a Dynamic Landscape within Targeted Protein Degradation Bioconjugate Chemistry 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 Have you used peptides? What are your thoughts? Let me know below Peptides are short chains of amino acids that play vital roles in cellular signaling and repair throughout the body.