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[6] [2] [3] Severe vitamin B 12 deficiency can damage nerve cells
So why on earth is the BOP trying to restrict B12 as methylcobalamin
This is the practical reason a reader who is nervous about small-volume accuracy might prefer the 50 mg protocol the trade-off being that each vial carries fewer total doses, as the supply math shows next
If you're genuinely B12-deficient, correcting it can dramatically improve fatigue, brain fog, and exercise tolerance
This USUALLY works for most people
Clinically recognized medical uses of Vitamin B12 injections Physicians primarily prescribe B12 injections to treat conditions where the body either lacks the vitamin or has lost the ability to absorb it
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