AHK Cu (Copper Tripeptide 3) Ingredient Guide Nubeean Noosa Private Label Copper Peptide Hair Serum GHK Cu + AHK Cu Peptides Hair Growth Oil Anti Hair Loss Regrowth Treatment Ghkcu Serum If you've ever felt lost trying to reconstitute GHK Cu, this one's for you. I walk you through how I prep it step by step, including transferring it to a larger vial., Think of this as a lab day at How to Reconstitute GHK Cu Peptide Reconstitution Guide GHK Cu (copper peptide) used topically is one of the most well studied skin repair peptides. Here's how it helps the skin, in practical terms: 1. Boosts collagen & elastin GHK Cu signals your skin