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Crohns Disease and Other GI Conditions B12 is absorbed in the terminal ileum (the last section of the small intestine)
Most of the evidence supporting this claim comes from a few observational studies
TB-500 (5 mg vials) TB-500 protocols often use higher doses, typically 2-2.5 mg twice weekly during loading phases
The active B12 is provided by Hydroxocobalamin, which is readily absorbed and utilized in the body
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