MagnesiumMagnesium SulfateMagnesium DeficiencyDietary SupplementsMagnesium CompoundsMagnesium OxideFood, FortifiedDouble-Blind MethodDietVitaminsZincAnimal FeedMagnesium HydroxideVitamin EMagnesium ChlorideVitamin AFolic AcidTrace ElementsRandom AllocationMicronutrientsAnimal Nutritional Physiological PhenomenaCalcium, DietaryMineralsCalciumPregnancyAntioxidantsPhosphorusIronPlacebosAscorbic AcidSeleniumbeta CaroteneDigestionFish OilsVitamin B ComplexAdministration, OralBody WeightNutritional Statusalpha-TocopherolDietary ProteinsCholecalciferolDocosahexaenoic AcidsFatty Acids, Omega-3Vitamin DAnemia, Iron-DeficiencyNutritional RequirementsRumenVitamin A DeficiencyCattleIron, DietaryMaternal Nutritional Physiological PhenomenaDose-Response Relationship, DrugWeight GainTime FactorsPrenatal Nutritional Physiological PhenomenaCalcium CarbonateCreatineEatingVitamin D DeficiencyNitrogenCross-Over StudiesSwineLactationCopperEicosapentaenoic AcidFerrous CompoundsPoaceaeHypocalcemiaErythrocytesOxidative StressMagnesium SilicatesMolassesInfant, NewbornPotassiumInfant Nutritional Physiological PhenomenaTocopherolsDietary FiberGrowthFecesLiverHydrogen-Ion ConcentrationZinc SulfateIntestinal AbsorptionHomocysteineVitamin B 12CarotenoidsHemoglobinsFermentationTreatment OutcomeLipid PeroxidationPhosphatesEclampsiaMilk, HumanLuteinEnergy IntakeSpectrophotometry, AtomicMuscle, SkeletalFatty Acids, VolatileFerritinsPlant Oils