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What reconstitution approach is standard
Because they could not be independently evaluated, they are not reproduced or treated in this article as evidence of product performance
Identity confirmation: LC-MS molecular weight matching the theoretical value
The lack of vitamin B12 may result from any of the following conditions: Addisonian (pernicious) anemia this condition causes autoantibody formation against parietal cells, which results in a lack of IF essential for absorption of vitamin B12 from the intestine Malabsorption impaired absorption of vitamin B12 Gastrointestinal pathology, dysfunction, or surgery these include atrophic gastritis, celiac disease, small bowel bacterial overgrowth, pancreatic insufficiency, Helicobacter pylori infection, gastric carcinoma, and total or partial gastrectomy Diphyllobothrium latum and related species (the fish tapeworm) infestation these parasites compete with vitamin B12 for intestinal absorption
Patients in this borderline range should not dismiss symptoms simply because their B12 level is above the strict cutoff clinical context and additional testing matter
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