InulinUrineFructansChicoryBifidobacteriumGlomerular Filtration RateUrinalysisPrebioticsKidneyp-Aminohippuric AcidAminohippuric AcidsFermentationOligosaccharidesEchinops PlantDiuresisCecumCreatinineProbioticsUrine Specimen CollectionKidney Function TestsFecesSucroseMannitolGlycodeoxycholic Acidbeta-FructofuranosidaseKidney TubulesSubstance Abuse Detection