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If a deficiency is linked to a chronic condition like pernicious anemia, Crohns, or celiac disease, you might need injections for the long haul to bypass the digestive system entirely
Roth M, Orija I (2004) Oral vitamin B12 therapy in vitamin B12 deficiency
VITAstir always provides excellent service and completely reliable products, but with my most recent order, they went above and beyond to accommodate me
Always handle under aseptic conditions to ensure sterility
Patients on Metformin : Patients with type 2 diabetes treated with metformin may experience reduced vitamin B12 absorption
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