how much b12 do you inject Compounded Cyanocobalamin (Vitamin B12) Injection Vitamin B12 Injections and Weight

Research consistently supports the safety of vitamin B12, even at high levels, because B12 is water-soluble

There are many ways these compounds can be used to study metabolic regulation, so researchers can explore multiple aspects of cellular metabolism

Yes - the reasons for stinging are usually either swabbed area not dry, a drop of B12 at the tip of the needle (flick syringe and wait a moment) or B12 ampoule not warmed up just before injecting (especially if using fridge)

Clinical Indications for Higher IV Dosages For very severe cases, like serious neurological problems, higher doses of IV vitamin B12 might be needed