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Reduced secretion of gastric acid and pepsin, from the use of H 2 blocker or proton-pump inhibitor (PPI) drugs, can reduce the absorption of protein-bound (dietary) vitamin B 12 , although not of supplemental vitamin B 12
Whether you're looking for lay terms, similar diagnosis names, or common language alternatives, this list can help guide you to the correct ICD-10 classification
For children aged 114 years, the AIs increase with age from 1.5 to 3.5 g/day
The NHS advises that taking up to 2mg (2000 micrograms) daily of vitamin B12 supplements is unlikely to cause harm, with no established upper limit in the UK
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