Protective effects of GHK Cu in bleomycin induced pulmonary fibrosis via anti oxidative stress and anti inflammation pathways ScienceDirect GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link Unlocking the Secrets of GHK Cu: The Revolutionary Peptide for Youthfu 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