Understanding a vitamin B12 deficiency Vitamin B12 is also known as cobalamin, And it plays a vital role in cell metabolism, red blood cell formation, DNA production, and nerve function
Proton pump inhibitors (PPIs) and H2-receptor antagonists, used for acid reflux, reduce stomach acid production, which can impair dietary B12 absorption, though this does not directly affect injections
The exact dose may change based on individual needs and the severity of the deficiency
Health Conditions That Affect B12 Levels Even if you eat a diet rich in vitamin B12, certain health conditions can prevent your body from absorbing it properly
Medication Type: Vitamin Form: Chewable tablets, injectible solution Prescription Required?: Only for the injectable