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This can happen as the result of a problem known as functional vitamin B12 deficiency, where there's a problem with the proteins that help transport vitamin B12 between cells
Serum B12 alone can sometimes be misleading MMA levels provide a more functional assessment of whether your body is actually utilizing the B12 available to it
At the end of the day, alcohol is a substance that must go through the liver to be broken down
Route matters enormously
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