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This is the central mechanism most reviews focus on
A study compared oral, sublingual, and intramuscular B12
Serious vitamin B-12 deficiency may result in anemia, stomach problems, and nerve damage
link Krivic A, Anic T, Seiwerth S, Huljev D, Sikiric P
Probably, but why risk it
Established therapies should generally be considered first-line treatments unless contraindicated
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