Vitamin AVitaminsVitamin DVitamin EVitamin B 12Vitamin A DeficiencyVitamin D DeficiencyVitamin K 1Vitamin B 6Vitamin E DeficiencyVitamin B 12 DeficiencyVitamin K DeficiencyVitamin B 6 DeficiencyCholecalciferolAscorbic AcidDietary SupplementsVitamin D-Binding ProteinReceptors, CalcitriolPyridoxineVitamin K 2CalcifediolCalcitriolVitamin B DeficiencyErgocalciferolsDietAntioxidantsVitamin K 3Folic AcidVitamin K Deficiency BleedingAvitaminosisSunlightRicketsNutritional Statusbeta Carotenealpha-TocopherolSodium-Coupled Vitamin C Transporters25-Hydroxyvitamin D3 1-alpha-HydroxylaseHydroxycholecalciferolsNutritional RequirementsVitamin K Epoxide ReductasesHomocysteineTranscobalaminsTocopherolsFood, FortifiedParathyroid HormoneLiver25-Hydroxyvitamin D 2Methylmalonic AcidCarotenoidsVitamin D Response ElementCalcium, DietaryDihydroxycholecalciferolsRiboflavinCarbon-Carbon LigasesPyridoxal PhosphateXerophthalmiaCalciumTime FactorsHypervitaminosis AChromatography, High Pressure LiquidDose-Response Relationship, Drug24,25-Dihydroxyvitamin D 3Pyridoxic AcidMineralsThiamineDouble-Blind MethodIntestinal AbsorptionRetinol-Binding ProteinsFolic Acid DeficiencyPregnancySeleniumCobalt IsotopesMicronutrientsNutrition PolicyBone and BonesCholestanetriol 26-MonooxygenaseKineticsRisk FactorsAdministration, OralPyridoxalBody WeightOxidative StressPhosphorusSeasonsLipid PeroxidationMolecular Sequence DataRNA, MessengerOsteomalaciagamma-TocopherolBiological AvailabilityBone DensityBone Density Conservation AgentsTretinoinTocotrienolsCells, CulturedOsteocalcinBiological MarkersMilk, HumanRats, Inbred StrainsOxidation-Reduction