inject b12 into thigh Vitamin Injection Sites: All You Need to Know How to Administer an Intramuscular

Hydroxocobalamin is the preferred agent in this patient population (see separate monograph in Less Common Drugs)

In some cases, supplementation may be necessary, especially if you dont regularly consume foods high in vitamin B12 or have issues with vitamin absorption

I did not know b12 was a detoxifier

B12 Shot Alternatives Beyond injections, there are other vitamin B12 supplementation options like patches and oral supplements

An overdose of vitamin B12 through diet is hardly possible and also not known, since the required transport protein IF (intrinsic factor) and absorption via the intestinal mucosa are two major barriers