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Caution is advised regarding the use of oral supplements in patients with pernicious anaemia, meaning that careful monitoring of symptoms would be required, and is not generally advised in patients with neurological symptoms, owing to limited efficacy and potentially serious impact of permanent neurological damage[25]
This service is not a substitute for evaluation by your primary care physician
excess is renally excreted, though very high levels can cause dermatologic or metabolic effects
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With regular injections, you can ensure consistent B12 levels without the hassle of remembering to take pills
B12 is no exception
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