Interestingly, the same gene expression research that identified this theoretical risk also found that GHK-Cu suppresses RNA production in 70% of 54 genes overexpressed in metastatic colon cancer
The report of Olesen et al
However, these mild local and site reactions are generally harmless and resolve independently without any intervention
These injections typically contain a combination of vitamins, amino acids, and minerals, including vitamin B12, methionine, inositol, choline, and sometimes other components like L-carnitine
Plasma levels of GHK have been documented to decline from approximately 200 ng/mL at age 20 to roughly 80 ng/mL at age 60, a 60% drop [1]