What are the considerations and potential benefits of using GHK Cu (Glycyl Histidyl Lysine Copper) in a generally healthy adult female for skin health and hair growth? Copper Peptide (GHK Cu) 2% Recovery Serum Professor Dr Patrick Treacy has cautioned against the current hype surrounding peptides, emphasizing that aesthetic medicine must remain grounded in solid clinical evidence rather than marketing GHK CU 50mg Vial Copper Peptide Pure Bio Labs GHK Cu Gardenia Aesthetics