can a b12 injection give you a headache Hydroxocobalamin (Vitamin B12): Uses, Alternatives, Side Effects & More How IV Therapy & Vitamin
Description
B12 is classified as a water-soluble vitamin, meaning your body does not store it

Biochem Biophys Res Commun 507:203210

But you shouldnt take lots of it unless your doctor tells you to

It is smart medicine
