[13] In GPX1 (-/-) mice, oxidant formation is increased, endothelial NO synthase is deregulated, and adhesion of leukocytes to cultured endothelial cells is increased
10.3748/wjg.v20.i25.8082 22 CoppleB
Guth PH, Kauffman GL, Grossman MI
Methylcobalamin - this is a naturally occuring and highly bio-available co-enzyme form of B12 and is found in natural food sources and is a highly bio-available form
The reason for staggered timing GHK-Cu starting at week 3 is that collagen remodeling matters most after the initial repair phase has laid down new tissue
In summary, monitor the injection site (if pain increases or the area gets very red, hot, and swollen, inform your doctor as that could indicate injection-site infection, which is exceedingly rare with proper technique)