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hence, it is more preferable than cyanocobalamin for the treatment of vitamin B12 deficiency.[1][2][3][4] Cyanocobalamin does not naturally exist in foods owing to the presence of cyanide, which is absent in the natural form of the vitamin
Seth T, Suri V, Balat D, Murthy S, Agarwal A, Pandurangan P, et al Rapid and safe correction of vitamin B12 deficiency using novel methylcobalamin nasal spray Int J Endocrinol Metab Disord
Analyzing a series of studies using differing amounts of B12 via injection, the IOM determined that 1.5 g of absorbed B12 per day was enough to normalize red blood cell parameters (hematocrit, red blood cell volume, and anemia) in the average patient with pernicious anemia
