how many ml b12 injection should i take Methylcobalamin 10,000mcg injectable, 10mL (lyophilized) Compounded Methylcobalamin (Vitamin B12) Injection,

This article was reviewed and minor updates were made in February 2026.

Vitamin B12, or cobalamin, is a water-soluble vitamin that plays an essential role in every cell in the body, including red blood cell formation, nerve function, protein and fat metabolism, and DNA production (molecules that carry genetic information)

Because the patient is either not producing Intrinsic Factor or is destroying the Intrinsic Factor that has been produced the B12 cannot be absorbed from food

Your provider will conduct a thorough examination based on your reason for visiting, presenting symptoms and health history

Are There Other Benefits To Taking Vitamin B12 Supplements