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Yet the consequences are unknown Bioavailability: there are four specific metabolic steps necessary to convert cyanocobalamin into one of the coenzyme forms, which is a clear metabolic disadvantage (3) Utilisation problems: certain hereditary diseases, as well as metabolic disorders, prevent the conversion of cyanocoalamin into the active B12 forms (4) Steals methyl groups: cyanocobalamin requires a methyl group to convert into methylcobalamin, which it takes from the important amino acid S-adenosylmethionine (SAM)
However, if your body has trouble absorbing B12 due to digestive issues, pills may not be as effective
Cyanocobalamin vs Methylcobalamin Today there are evermore supplements available that contain methylcobalamin B12
Your healthcare provider will monitor levels and adjust dosing to maintain optimal ranges without over-supplementation
Oral supplements are inexpensive up front, but because so little of a swallowed dose is absorbed, some of what you buy is not used by your body
With an oral supplement, the vitamin is absorbed through your stomach lining, which adds an extra step before it enters your bloodstream
