If this is the case with you, you may need intramuscular injections ... or getting an injection. Taking vitamin B12 every day is safe, but if you are not deficient, you don’t need to take ...

If symptoms do not begin to clear after 5 minutes, give a second injection if one is available. If you notice any adverse effects after you start taking vitamin B12 supplements, you should ...

Vitamin B12 Levels Association with Functional and Structural Biomarkers of Central Nervous System Injury in Older Adults. Annals of Neurology , 2025; DOI: 10.1002/ana.27200 Cite This Page : ...