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Retrieved May 27, 2025, from Medical Dialogues

According to the National Institutes of Health, Vitamin B12 or cobalamin is a water-soluble vitamin that plays an important role in red blood cell formation, cell metabolism, nerve function and the production of DNA

Formulations of cyanocobalamin injection containing benzyl alcohol as a preservative should also be avoided in premature neonates and those with hypersensitivity due to its association with gasping syndrome (10-12)

As FDA-approved medication, it works best when combined with diet and exercise

This could be due to medical conditions like pernicious anemia or digestive disorders such as Crohns disease or celiac disease