vitamin D2


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Related to vitamin D2: vitamin D3, ergocalciferol

er·go·cal·cif·er·ol

(er'gō-kal-sif'ĕr-ol),
Activated ergosterol, the vitamin D of plant origin; it arises from ultraviolet irradiation of ergosterol, which is cleaved at the 9,10 bond and develops a double bond between C-10 and C-19; used in prophylaxis and treatment of vitamin D deficiency.

vitamin D2

er·go·cal·cif·er·ol

(ĕr'gō-kal-sif'ĕr-ol)
Activated ergosterol, the vitamin D of plant origin; it arises from ultraviolet irradiation of ergosterol; used in prophylaxis and treatment of vitamin D deficiency.
Synonym(s): calciferol, vitamin D2.

calciferol

or

vitamin D2

a compound that has vitamin D properties and is obtained by ultraviolet irradiation of ergosterol.

ergocalciferol

vitamin D2; calciferol; activated ergosterol; rickets-preventing (antirachitic) vitamin

er·go·cal·cif·er·ol

(ĕr'gō-kal-sif'ĕr-ol)
Activated ergosterol, the vitamin D of plant origin; used in prophylaxis and treatment of vitamin D deficiency.
Synonym(s): calciferol, vitamin D2.
References in periodicals archive ?
A low level of association was observed between systolic, diastolic BP and vitamin D2.
For example, a recent paper reported the positive effects of high-dose (300,000 IU over eight weeks) vitamin D2 (ergocalciferol) on vascular endothelial function and flow mediated dilation.
Vitamin D2 is much less effective than vitamin D3 in humans.
Some fungi such as mushrooms are a natural source of vitamin D2.
5 oz), fortified foods such as milk (100 IU of D3 per 8 ox), and other supplements Vitamin D2 is produced through the ultraviolet irradiation of ergostero), and vitamin D3 is produced through the ultraviolet irradiation of 7-dehydrocholesterol.
FDA recognizes either vitamin D2 or vitamin D3 as meeting the recommendation/requirement for vitamin D.
Vitamin D2 dose required to rapidly increase 25(OH)D levels in osteoporotic women.
According to the company, studies have shown that Vitamin D3 is more effective than Vitamin D2 in raising and maintaining levels of biologically active Vitamin D.
25Hydroxyvitamin D and 1,25-dihydroxy vitamin D of D2 and D3 origin in maternal and umbilical cord serum after vitamin D2 supplementation in human pregnancy.
We do not know much about what vitamin D2 does in invertebrates.
Vitamin D can be present in the diet as either vitamin D2 (ergocalciferol) or vitamin D3 (cholecalciferol); both forms follow the same metabolic pathway to eventually become 1,25-dihydroxyvitamin D.

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