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 Glow from within with GHK Cu Copper Peptide This powerhouse peptide supports collagen production, skin repair, and hair follicle health, helping improve skin firmness, radiance, and support fuller, healthier looking hair from the Peptide Therapy in The Colony TX GHK Cu Peptides: Unlocking the Copper Peptide Revolution in Skin Care Definitive Guide on Peptides for Skin and Hair Care Infusion Clinic ABQ Subcutaneous Injection Sites and Instructions for Safe Self Administration