does b12 injections hurt Vitamin does b12 injection hurt Benefits

MECHANISM CATEGORIES RESEARCH CONDITIONS SAFETY Side effects Limited human safety data Animal studies report wide therapeutic window Known interactions Methyl-donor depletion theoretical with chronic dosing (NNMT methylates nicotinamide using SAM) Contraindications Pregnancy/lactation (unstudied) REGULATORY STATUS FDA Not FDA-approved

Refined techniques

[DOI] [PubMed] [Google Scholar] 245.Supuran CT, Di Fiore A, De Simone G

The injectable typhoid vaccine (Typhim Vi) can be administered without regard to food or alcohol and does not interact with alcohol

Pernicious anemia is associated with an increased incidence of carcinoma of the stomach, but this is believed to be related to the underlying pathology and not to treatment with cyanocobalamin