Please keep this in mind if you plan to experiment with GHK-Cu, but here's some general information from forums and studies
Matching process We used a propensity score matching (PSM) method to compare the new users of GLP-1RAs with new users of SGLT2 inhibitors, metformin and other second- or third-line glucose-lowering drugs
Once activated, either by naturally occurring GLP-1 or semaglutide, these receptors, when triggered, do several things: Lower blood glucose levels: Semaglutide mimics GLP-1's role in regulating blood glucose, effectively lowering blood sugar after a meal
The cardiovascular benefits are also comparable, and in some respects superior
Boosts Immunity Supports energy metabolism and reduces feelings of fatigue
10.1016/j.neuroscience.2015.08.059 Neuroscience 68 KhanS