Additional Systemic Benefits Animal research also suggests possible benefits of using GHK-Cu for the following applications: Lung protection in injury models DNA repair signaling Anti-cancer activity Anxiolytic and analgesic effects Preservation of gut barrier integrity These are much less conclusively proven in humans compared to the previous benefits, but they are biologically plausible based on known GHK-Cu signaling pathways
In the EU it is not authorized for clinical use
According to Innerbody's 2026 review, a 2013 in vitro study found treated cells showed statistically significant increases in melatonin biomarkers, and a 2021 human trial of 75 women found 0.5mg daily increased melatonin by 160% versus placebo
"Serum vitamin B12 concentrations and atrophic gastritis in older New Zealanders"
Development of analytical methods The application of sophisticated analytical methods, such as LCMS/MS, NMR spectroscopy, and high-resolution mass spectrometry, guarantees the uniform quality and efficacy of plant-based therapies by accurately quantifying active constituents