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If intrinsic factor is compromised, a much smaller percentage of this supplement is absorbed
In other words, it supplies methyl groups for the crucial chemical reactions we discussed
Injections are also appealing for people who prefer a shorter appointment or want to maintain consistent levels between more comprehensive treatments
Unlike most vitamins, B12 has a uniquely complex absorption pathway: Stomach acid and pepsin release B12 from food proteins B12 binds to R-proteins (haptocorrins) in saliva and stomach Pancreatic enzymes release B12 from R-proteins in the small intestine B12 binds to intrinsic factor (produced by gastric parietal cells) The B12-intrinsic factor complex is absorbed in the terminal ileum A breakdown at any of these five steps causes deficiency which is why B12 deficiency is far more common than dietary intake alone would predict
They will be able to answer all your questions about travelling with medication
A provider can assess your health status, run bloodwork, and discuss whether and how to continue therapy under supervision with a vetted source
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