Approved drug research powder
However, some people cannot take vitamin B12 injections safely, including those with Lebers disease or similar eye concerns, kidney disease, liver disease, iron or folic acid deficiency, an active infection, or those taking medications that may interact with vitamin B12
Korean J Gastroenterol 76(3):150158
Improve focus & mental clarity Protect against degenerative disease Alternative to addiction treatment Avoid medication side-effects Studies show that these treatments work best with 4 consecutive infusions
The increase in use of these drugs, though, can seem alarming
J Pharmacol Exp Ther 330:826833