vitamin B (redirected from vitamin B B12 absorption test)

vitamin B

n.

1. Vitamin B complex.

2. A member of the vitamin B complex, especially thiamine.

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vitamin B₁

n.

See thiamine.

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vitamin B₂

n.

See riboflavin.

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vitamin B₆

n.

See pyridoxine.

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vitamin B₁₂

n.

A complex compound containing cobalt, found especially in liver and widely used to treat pernicious anemia. Also called cobalamin, cyanocobalamin, extrinsic factor.

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vitamin B_c

n.

See folic acid.

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vitamin B

n pl B vitamins

(Chemistry / Elements & Compounds) any of the vitamins in the vitamin B complex

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vitamin B

1. Vitamin B complex.

2. A member of the vitamin B complex, especially thiamine (vitamin B₁).

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vitamin B₁

See thiamine.

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vitamin B₂

See riboflavin.

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vitamin B₆

Any of several water-soluble pyridine derivatives, especially pyridoxine, that are coenzymes in amino acid synthesis and are important in protein and fat metabolism and in healthy nerve function. Vitamin B₆ is found in liver, whole-grain foods, fish, yeast, and many vegetables.

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vitamin B₁₂

A water-soluble, complex organic compound containing cobalt, found especially in meat, liver, eggs, milk, and milk products. Vitamin B₁₂ is necessary for the synthesis of DNA by the body, for the production of blood cells, and for maintaining the health of nerves. A deficiency of vitamin B₁₂ in the diet results in pernicious anemia. Also called cobalamin, cyanocobalamin.

Thesaurus

Noun

1.

vitamin B - originally thought to be a single vitamin but now separated into several B vitamins B complex, B vitamin, B-complex vitamin, vitamin B complex, B choline - a B-complex vitamin that is a constituent of lecithin; essential in the metabolism of fat inositol - an optically inactive alcohol that is a component of the vitamin B complex pantothen, pantothenic acid - a vitamin of the vitamin B complex that performs an important role in the oxidation of fats and carbohydrates and certain amino acids; occurs in many foods water-soluble vitamin - any vitamin that is soluble in water aneurin, antiberiberi factor, thiamin, thiamine, vitamin B1 - a B vitamin that prevents beriberi; maintains appetite and growth antipernicious anemia factor, cobalamin, cyanocobalamin, vitamin B12 - a B vitamin that is used to treat pernicious anemia hepatoflavin, lactoflavin, ovoflavin, riboflavin, vitamin B2, vitamin G - a B vitamin that prevents skin lesions and weight loss adermin, pyridoxal, pyridoxamine, pyridoxine, vitamin B6 - a B vitamin that is essential for metabolism of amino acids and starch folacin, folate, folic acid, pteroylglutamic acid, pteroylmonoglutamic acid, vitamin Bc, vitamin M - a B vitamin that is essential for cell growth and reproduction niacin, nicotinic acid - a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract biotin, vitamin H - a B vitamin that aids in body growth