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The success of such an undertaking depends, however, on a few particular, both practical and theoretical, considerations
Archived from the original on 13 May 2013
In ambiguous cases, methylmalonic acid or homocysteine can help
But a huge number of meat eaters are also deficient and likely dont know it B12 is absorbed through the stomach, and our ability to assimilate it through the stomach wall decreases with age, as well as due to any stomach issues like IBS, Crohns, and Celiac Disease, and medications that impact the stomach like metformin, antacids, PPIs, and ibuprofen
Do not change a prescribed treatment plan without speaking to the responsible clinician
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