It is unique in being encoded by mitochondrial rather than nuclear DNA
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This B-vitamin supports the metabolism of carbohydrates, fats, and proteins, helping to convert food into energy efficiently
Then, we'll review your medical history, looking at things like your diet (especially if you're vegan or vegetarian), your age, any stomach or gut conditions, past surgeries, and even the medicines you take, like metformin or proton pump inhibitors, which can sometimes affect B12 levels
Doctors prescribe vitamin B12 shots or B12 pills to increase your vitamin B12 levels particularly if you have severely low levels of vitamin B12 or B12 deficiency