Ascorbic AcidIntestinal AbsorptionAbsorptionIronIron IsotopesIron RadioisotopesIron, DietaryFerritinsIron Chelating AgentsBiological AvailabilityPhytic AcidAscorbic Acid DeficiencyFerrous CompoundsHepcidinsIron OverloadAnemia, Iron-DeficiencyHemochromatosisAnemia, HypochromicDuodenumFood, FortifiedFerric CompoundsHemoglobinsAntimicrobial Cationic PeptidesTransferrinIron CompoundsCation Transport ProteinsIron-Binding ProteinsHemosiderinDietFood AnalysisDehydroascorbic AcidEnterocytesScurvySkin AbsorptionCaco-2 CellsBreadZincSpectrophotometry, AtomicReceptors, TransferrinGrape Seed ExtractHemeIntestinesLiverPhenylhydrazinesAdministration, OralX-Ray Absorption SpectroscopyBloodlettingPhlebotomyPolyphenolsAntioxidantsEdetic Acid6-PhytaseIron Metabolism DisordersSoybeansJejunumMeatSpectrophotometryIntestinal MucosaFlourZinc IsotopesNutritional StatusIntestine, SmallCopperCross-Over StudiesFecesBiological TransportIron Regulatory Protein 1Iron-Regulatory ProteinsVegetable ProteinsDeferoxamineInfant FoodWhole-Body CountingCalcium, DietaryHematocritTeaSpectrum AnalysisMilkOxidation-ReductionCerealsHydrogen-Ion ConcentrationErythropoiesisTriticumCitrus aurantiifoliaDietary SupplementsHydrolyzable TanninsIron Regulatory Protein 2Dietary ProteinsL-Gulonolactone OxidaseDigitariaDysprosiumFoodFood AdditivesNutritive ValueSpectrophotometry, UltravioletKineticsRats, Mutant StrainsHomeostasisFood, FormulatedDose-Response Relationship, DrugCeruloplasmin