ghk-cu endogenous levels decline with age Copper Peptide Regeneration Review (2018) — Research Summary Would I take GHK-Cu ?
Description
Because its research-grade (rather than consumer-approved) and considering its ability to cross the blood brain barrier, the key is: start modestly, track your response, and adjust only when justified
It is advised that you consult your doctor and make sure that the right supplement is being taken

We were unable to test treatments containing gemcitabine in the 3D set-up, because prolonged incubation with gemcitabine (necessary for invasion studies through collagen matrices), resulted in the death of all tumour cells on the top of the 3D matrix

A case-control study of factors associated with development of clinical disease due to West Nile virus, Saskatchewan 2003

Famurewa et al

Use this only after consulting your doctor