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These antibodies are helpful in predicting disease progression to overt hypothyroidism and in making treatment decisions

While many people obtain adequate B12 from their diet, some may find it necessary to supplement through injections

306). This is likely due to decreased digestive enzyme production or decreased stomach acid resulting in a decreased ability to cleave B12 from its carrier proteins in animal foods

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As a systemic therapeutic there is very little human clinical or practical data available

Injectable B12 ensures higher levels of the vitamin get into the body, which can be beneficial for those with deficiencies or increased B12 requirements