GHK CU 100MG Alpha Omega Peptide High Purity 99% GHK Cu Copper Peptide Powder CAS 49557 75 7 Supplier Deshangchemical chemechemi chemECHEMI Your copper peptide product should be this exact blue. If it isn't, you already have your answer. GHK Cu is blue because of coordination chemistry, not dye. The Cu ion at the center GHK Cu Simon's Compounding What do Copper Peptides GHK Cu do? Let's discuss Stay Juicy Intermediate Cu(II) Thiolate Species in the Reduction of Cu(II)GHK by Glutathione: A Handy Chelate for Biological Cu(II) Reduction Inorganic Chemistry