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Hair Growth Stimulation The potential of GHK-Cu in promoting hair growth has been explored in multiple studies

[DOI] [PMC free article] [PubMed] [Google Scholar] 9.Vukojevic J., Milavic M., Perovic D., Ilic S., Cilic A.Z., Duran N., Strbe S., Zoricic Z., Filipcic I., Brecic P., et al

Any weight-related changes people report are more likely tied to improved recovery and training consistency rather than a direct metabolic effect

10.1016/s1096-6374(01)80020-80024 Growth Horm
But start upstream first

The symptoms are more common at the start of treatment
