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Pernicious anemia results from a lack of intrinsic factor, a protein necessary for B-12 absorption in the gut
methylmalonyl CoA mutase converts methylmalonyl CoA to succinyl CoA, with 5-deoxy adenosyl cobalamin required as a cofactor
Sustained energy without the crash B12 supports how your cells produce energy, real energy, not the spike-and-crash of stimulants
When your body doesn't have enough, you begin to feel tired and weak
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