[91] Since only bacteria and some archea possess the genes and enzymes necessary to synthesize vitamin B 12 , plant and algae sources all obtain the vitamin secondarily from symbiosis with various species of bacteria, [5] or in the case of fermented plant foods, from bacterial fermentation
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Investigational applications may include studies involving adipocyte differentiation, lipid metabolism, mitochondrial function, energy balance regulation, and controlled biochemical analysis of cellular metabolic responses under standardized experimental conditions
Vitamin B Complex Dosage and Administration Usually 0.25 to 2 mL by intramuscular or slow intravenous injection
L-methymalonyl-CoA mutase converts L-methymalonyl-CoA to succinyl-CoA, which is essential for the metabolism of protein and fat
Generally, the effects of a B12 injection start to wane after a week