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no issues w medication or the injection
There are three main ways: Methylmalonic acid (MMA) MMA is one of the most useful markers for detecting B12 deficiency, because B12 helps convert methylmalonyl-CoAone of the forms of MMAinto succinyl-CoA
A subcutaneous injection is given into the fatty tissue just under the skin
The diagnostic rule: If serum B12 is below 300 pg/mL AND MMA is elevated, B12 deficiency is confirmed
This vitamin is responsible for making red blood cells
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