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Before the body can use it, cyanocobalamin must be converted into active forms such as methylcobalamin
The evidence shows that any route of supplementation is effective, so use the therapy regimen that works best for you and your healthcare team
Your healthcare teams goal will be to continue them until its safe to stop (if possible)
B12 injections are needed when the gut cannot absorb dietary B12 properly, or when oral B12 alone is not enough to correct the deficiency
Patients with Normal Intestinal Absorption: Where the oral route is not deemed adequate, initial treatment similar to that for patients with pernicious anemia may be indicated depending on the severity of the deficiency
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