IronIntestinal AbsorptionAbsorptionIron IsotopesIron RadioisotopesIron, DietaryIron Chelating AgentsFerritinsIron OverloadFerrous CompoundsPhytic AcidHepcidinsBiological AvailabilityAnemia, Iron-DeficiencyHemochromatosisFerric CompoundsIron CompoundsAnemia, HypochromicTransferrinDuodenumFood, FortifiedIron-Binding ProteinsHemoglobinsAntimicrobial Cationic PeptidesCation Transport ProteinsHemosiderinAscorbic AcidIron Metabolism DisordersReceptors, TransferrinIron Regulatory Protein 1Food AnalysisEnterocytesDietIron Regulatory Protein 2DeferoxamineBreadPhlebotomyHemeIron-Regulatory ProteinsBloodlettingCaco-2 CellsGrape Seed Extract6-PhytaseFlourPhenylhydrazinesZincMeatNutritional StatusEdetic AcidSoybeansPolyphenolsErythropoiesisHematocritLiverIntestinesWhole-Body CountingHomeostasisCitrus aurantiifoliaVegetable ProteinsIntestinal MucosaSiderophoresDigitariaInfant FoodCross-Over StudiesNonheme Iron ProteinsAnemiaIron-Dextran ComplexDysprosiumAdministration, OralDietary SupplementsTeabeta-ThalassemiaCeruloplasminZinc IsotopesFood AdditivesTriticumCerealsSpectrophotometry, AtomicBiological TransportSkin AbsorptionCopperCalcium, DietarySiderosisMilkFecesGlycerylphosphorylcholineHydrolyzable TanninsPrussian Blue ReactionHistocompatibility Antigens Class IMembrane ProteinsNutritive ValueVenezuelaDietary ProteinsDeficiency DiseasesFoodIntestine, SmallFood HandlingFish ProductsFood, FormulatedErythrocytes