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Jan 2021;45(1):22-31
If needed, metabolic markers like methylmalonic acid (MMA) or homocysteine can indicate how well your body is using B12
The rest of the process is the same, so proceed to the next steps
Additionally, those with pain may become fixated on the pain itself, or replay the events which lead to them having the pain
Dietary deficiency versus malabsorption When low intake is the suspected cause Diet-related deficiency can occur when a person does not regularly obtain enough vitamin B12 from food or fortified products
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