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*Correspondence: Georgina Tarrant, [email protected] Disclaimer All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers
This page covers both, with the oral route first
Nature 500 (7464), 541546
Keep in mind that oral B is not well absorbed in people who truly lack intrinsic factor or have certain GI issues, which is why B is usually injected or given as a high-dose sublingual in those cases
Oral B12 has only about 1 to 2 percent absorption, while injections are absorbed at 55 to 97 percent
They may enhance energy production, metabolism, mood stability, and appetite regulation, contributing to better dietary choices and adherence to a weight loss plan
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