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 (sī′ə-nō′kō-băl′ə-mĭn, sī-ăn′ō-)


(ˌsaɪənəʊkəʊˈbæləmɪn) or


(Biochemistry) a complex red crystalline compound, containing cyanide and cobalt and occurring in liver: lack of it in the tissues leads to pernicious anaemia. Formula: C63H88O14N14PCo. Also: vitamin B12
[C20: from cyano- + cobal(t) + (vit)amin]

vitamin B1


vitamin B2


vitamin B3


vitamin B6


vitamin B12

a complex water-soluble solid, C63H88N14O14PCo, obtained from liver, milk, eggs, fish, oysters, and clams: a deficiency causes pernicious anemia and disorders of the nervous system. Also called cyanocobalamin, cobalamin, extrinsic factor.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cyanocobalamin - a B vitamin that is used to treat pernicious anemiacyanocobalamin - a B vitamin that is used to treat pernicious anemia
B complex, B vitamin, B-complex vitamin, vitamin B, vitamin B complex, B - originally thought to be a single vitamin but now separated into several B vitamins


n. cianocobalamina, vitamina B12 usada en el tratamiento de la anemia perniciosa.


n cianocobalamina, vitamina B12
References in periodicals archive ?
Vitamin B12 (CAS 68-19-9), also known as cobalamin, is a vitamin that helps regulate many areas of the body such as the brain and nervous system.
Reliable sources for vegans are foods fortified with vitamin B12 and vitamin B12 supplements.
B12 is found in fish, meat, chicken and dairy products.
Taking vitamin B12 can cause similar changes in these bacteria, the researchers found.
The main use for vitamin B12 is to prevent and treat vitamin B12 deficiency.
Other, 2015 Deep Research Report on Global Vitamin B12 (Cobalamin) Industry : The report provides a basic overview of the industry including definitions, classifications, applications and industry chain structure.
Of the sample, almost 26,000 adults with a vitamin B12 deficiency were identified between January 1997 and June 2011.
The current study compared 25,956 men and women diagnosed with vitamin B12 deficiency over a four-and-a-half year period with 184,199 subjects who were not deficient.
As they suppress gastric production of hydrochloric acid there is the theoretic potential to impair the digestion of protein and protein-bound nutrients, such as vitamin B12.
Dusuk serum vitamin B12 duzeyleri kognitif bozukluklarla iliskili oldugu saptanmistir (2).
Quick Melt Fully Active B12 features a pleasant-tasting ORTHO vitamin featuring methylcobalamin B12.
All you need is an injection of vitamin B12 once a month.