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AMERICAN JOURNAL OF CLINICAL NUTRITION, ISSN 0002-9165, 06/2012, Volume 95, Issue 6, pp. 1357 - 1364
Background: Currently, there is a lack of clarity in the literature as to whether there is a definitive difference between the effects of vitamins D-2 and D-3... 
CHOLECALCIFEROL | TRIALS | NUTRITION & DIETETICS | QUALITY | ERGOCALCIFEROL VITAMIN-D-2
Journal Article
JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM, ISSN 0021-972X, 11/2004, Volume 89, Issue 11, pp. 5387 - 5391
Vitamins D-2 and D-3 are generally considered to be equivalent in humans. Nevertheless, physicians commonly report equivocal responses to seemingly large doses... 
SUPPLEMENTATION | CHOLECALCIFEROL | METABOLITES | ERGOCALCIFEROL | ENDOCRINOLOGY & METABOLISM | 25-HYDROXYVITAMIN D
Journal Article
Talanta, ISSN 0039-9140, 10/2013, Volume 115, pp. 806 - 813
A simple and rapid method was developed using reversed-phase liquid chromatography (LC) with both diode array (DAD) and atmospheric pressure chemical... 
LC–APCI-MS | Vitamin K (phylloquinone (K1), Menaquinone 4 (K2), Menadione (K3)) | Foods | Dispersive liquid–liquid microextraction | Vitamin D (ergocalciferol (D2), Cholecalciferol (D3)) | Menaquinone 4 (K | LC-APCI-MS Vitamin D (ergocalciferol (D | Vitamin K (phylloquinone (K | Dispersive liquid-liquid microextraction | Menadione (K | Cholecalciferol (D | CHEMISTRY, ANALYTICAL | FAT-SOLUBLE VITAMINS | QUANTIFICATION | Cholecalciferol (D-3) | Menaquinone 4 (K-2) | NUTRITIONAL SUPPLEMENTS | EXTRACTION | Menadione (K-3) | PHYLLOQUINONE VITAMIN-K-1 | POSTCOLUMN REDUCTION | Vitamin K (phylloquinone (K-1) | Vitamin D (ergocalciferol (D-2) | CHOLECALCIFEROL VITAMIN-D-3 | LC-APCI-MS | INFANT FORMULAS | MILK | Water | Ergocalciferols - analysis | Sodium Chloride | Liquid Phase Microextraction - methods | Carbon Tetrachloride | Humans | Infant Formula - chemistry | Factor Analysis, Statistical | Vitamin K 1 - analysis | 2-Propanol | Cholecalciferol - analysis | Chromatography, Reverse-Phase | Food Analysis | Reference Standards | Vegetables - chemistry | Vitamin K 3 - analysis | Spectrometry, Mass, Electrospray Ionization | Time Factors | Acetonitriles | Vitamin K 2 - analysis | Hydrogen-Ion Concentration | Methanol | Circuit components | Vitamin D | Analysis | Carbon tetrachloride | Calcifediol | Nitriles | Liquid chromatography | Alfacalcidol | Mass spectrometry
Journal Article
JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM, ISSN 0021-972X, 03/2011, Volume 96, Issue 3, pp. E447 - E452
Background: Current unitage for the calciferols suggests that equimolar quantities of vitamins D-2 (D2) and D-3 (D3) are biologically equivalent. Published... 
BODY-FAT | CHOLECALCIFEROL | WOMEN | SINGLE | ERGOCALCIFEROL | ENDOCRINOLOGY & METABOLISM | 25-HYDROXYVITAMIN D
Journal Article
Journal of Food Composition and Analysis, ISSN 0889-1575, 09/2013, Volume 31, Issue 2, pp. 266 - 274
Journal Article
Osteoporosis International, ISSN 0937-941X, 8/2018, Volume 29, Issue 8, pp. 1697 - 1711
Journal Article
Journal Article
The Cochrane database of systematic reviews, ISSN 1469-493X, 2015, Volume 5, Issue 5, p. CD007771
Journal Article
The Journal of Clinical Endocrinology & Metabolism, ISSN 0021-972X, 04/2012, Volume 97, Issue 4, pp. 1082 - 1093
Journal Article
Journal Article
JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM, ISSN 0021-972X, 09/2014, Volume 99, Issue 9, pp. 3373 - 3381
Context: There is uncertainty over the equivalence of vitamins D-2 and D-3 to maintain plasma 25-hydroxyvitamin D (25(OH)D). Objective: The objective of the... 
SUPPLEMENTATION | CHOLECALCIFEROL | WOMEN | MECHANISM | SERUM 25-HYDROXYVITAMIN D | PLASMA-CONCENTRATIONS | ERGOCALCIFEROL | ENDOCRINOLOGY & METABOLISM | D-2 | D-BINDING PROTEIN | VITAMIN-D DEFICIENCY
Journal Article
British Journal of Nutrition, ISSN 0007-1145, 12/2016, Volume 116, Issue 12, pp. 2074 - 2081
Journal Article