previtamin

previtamin
pre·vi·ta·min (pre-viґtə-min) a precursor of a vitamin.

Medical dictionary. 2011.

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  • Previtamin D3 — Chembox new ImageFile = Previtamin D3.png ImageSize = IUPACName = OtherNames = Section1 = Chembox Identifiers CASNo = 1173 13 3 PubChem = 5281058 SMILES = MeSHName = previtamin+D(3) Section2 = Chembox Properties Formula = C27H44O MolarMass =… …   Wikipedia

  • previtamin D3 — the immediate precursor to cholecalciferol, produced as a thermally labile intermediate upon irradiation of 7 dehydrocholesterol in the skin; at body temperature, it spontaneously rearranges to form cholecalciferol in approximately three days …   Medical dictionary

  • Vitamin D — is a group of fat soluble prohormones, the two major forms of which are vitamin D2 (or ergocalciferol) and vitamin D3 (or cholecalciferol).cite web|url=http://dietary supplements.info.nih.gov/factsheets/vitamind.asp|title=Dietary Supplement Fact… …   Wikipedia

  • Ascorbic acid — This article is about the molecular aspects of ascorbic acid. For information about its role in nutrition, see Vitamin C. L Ascorbic acid …   Wikipedia

  • Nicotinamide — IUPAC name pyridine 3 carboxamide …   Wikipedia

  • Riboflavin — Riboflavin …   Wikipedia

  • Vitamin C — This article is about ascorbic acid as a nutrient; for its chemical properties, see the article ascorbic acid; for other uses, see the disambiguation page. Vitamin C …   Wikipedia

  • Vitamin — This article is about the set of organic compounds. For the nutritional supplement preparation, see multivitamin. For the manga, see Vitamin (manga) …   Wikipedia

  • Vitamin K — has also been used as a slang term for ketamine, an unrelated anaesthetic. Vitamin K1 (phylloquinone). Both forms of the vitamin contain a functional naphthoquinone ring and an aliphatic side chain. Phylloquinone has a phytyl side chain …   Wikipedia

  • Niacin — IUPAC name …   Wikipedia

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