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B12 deficiency symptoms include: A blood test is the only want to determine whether you have a vitamin B12 deficiency
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Its chemical formula C10H11N2+ shows the methylation at the 1-position of the quinolinium ring with an amine group at the 5-position
If dietary sources are insufficient, however, a doctor may recommend supplementation through pills or injections, depending on the cause of the deficiency.
Discard the bottom of the empty ampoule in the sharps box Step 8
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