b12 deficiency injection frequency Vitamin Injections: Ideal Dosage & for Men's Health Vitamin B12 Injection Dosage and

Learn where to self-administer a B12 shot and how to do it painlessly This article was medically reviewed by Shari Forschen, NP, MA and by wikiHow staff writer, Amber Crain

Two of these popular options include vitamin B12 and B complex injections

JAMA , 303 (16), 1603

Further research is needed to determine whether eating foods rich in vitamin B12 or taking supplements can improve headaches

We decided to research the use of methyl B12 in children further

The most common side effect is some soreness at the injection site, and you might notice your urine turning bright yellow (thats just the excess vitamins, particularly riboflavin, being excreted)