IronIntestinal AbsorptionAbsorptionIron IsotopesIron RadioisotopesIron, DietaryFerritinsIron Chelating AgentsDietary SupplementsPhytic AcidFerrous CompoundsBiological AvailabilityHepcidinsIron OverloadAnemia, Iron-DeficiencyFood, FortifiedHemochromatosisAnemia, HypochromicDuodenumFerric CompoundsAscorbic AcidHemoglobinsIron CompoundsTransferrinAntimicrobial Cationic PeptidesCation Transport ProteinsIron-Binding ProteinsDietHemosiderinFood AnalysisEnterocytesZincBreadNutritional StatusReceptors, Transferrin6-PhytaseMeatGrape Seed ExtractSoybeansCaco-2 CellsAdministration, OralPhlebotomyBloodlettingIron Metabolism DisordersCross-Over StudiesDietary ProteinsCalcium, DietaryHemeLiverPolyphenolsFlourPhenylhydrazinesIron-Regulatory ProteinsIntestinesIron Regulatory Protein 1Vitamin AHematocritDouble-Blind MethodEdetic AcidMilkIntestinal MucosaAnimal FeedFood AdditivesDeferoxamineInfant FoodWhole-Body CountingErythropoiesisFecesVegetable ProteinsIron Regulatory Protein 2CerealsCitrus aurantiifoliaTeaDigitariaTriticumVitaminsCopperRandom AllocationDysprosiumAnemiaFood, FormulatedNutritive ValueBody WeightHomeostasisZinc IsotopesFolic AcidVitamin ESkin AbsorptionFish ProductsIntestine, SmallHydrolyzable TanninsNutritional RequirementsInfant Nutritional Physiological PhenomenaErythrocytesGlycerylphosphorylcholineDeficiency DiseasesFood HandlingSpectrophotometry, AtomicDietary FiberFood