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As your body absorbs B12 oral supplements and B12 injections in different ways, a dose of 1,000mcg of B12 taken orally is not equivalent to a B12 injection of 1,000mcg
Deficiencies can be observed more frequently, with older persons as well as vegetarians and especially vegans representing risk groups (Shipton and Thachil, 2015)
Folate and cobalamin in psychiatric illness
Metabolic pathways: B12 is a cofactor in two critical reactions: Methylmalonyl-CoA mutase: Converts methylmalonyl CoA (from odd-chain fatty acids and some amino acids) into succinyl-CoA, which enters the Krebs (TCA) cycle to make ATP (cellular energy)
Proper mixing supports consistent treatment results for patients
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