Not applicableStudy completedNCT04741763What this trial is testing"Night Vision and Carotenoids"Who this might be right forMacular Degeneration Robert Davis 27
Testing effectiveness (Phase 2)Study completedNCT01692340What this trial is testingNovel 13C Carotenoids for Absorption and Metabolism Studies in HumansWho this might be right forHealthy Ohio State University Comprehensive Cancer Center 12
Large-scale testing (Phase 3)Study completedNCT00169845What this trial is testingBeta-carotene and Alpha-tocopherol Chemoprevention of Second Primary Malignancies in Head and Neck Cancer PatientsWho this might be right forNeoplasms Laval University 540
Testing effectiveness (Phase 2)Study completedNCT00808470What this trial is testingMicronutrients to Prevent Noise-induced Hearing LossWho this might be right forNoise-Induced Hearing Loss University of Michigan 72
Not applicableStudy completedNCT05085041What this trial is testingHealthy Online Parental Education Project to Increase Fruit and Vegetable Intake and Active Playtime Among ToddlersWho this might be right forEating Behavior Texas Tech University 73
Not applicableUnknownNCT05120791What this trial is testingAge Related Effects Consuming Phaeodactylum TricornutumWho this might be right forAgingWell Aging University of Hohenheim 20
Not applicableLooking for participantsNCT05869760What this trial is testingBaylor Infant and Toddler Biomarker of Nutrition StudyWho this might be right forHealthy NutritionHealthy Diet Baylor College of Medicine 208
Not applicableStudy completedNCT00698256What this trial is testingEffect of High Stanol Ester Dose on Serum Lipids, Carotenoids and Fat-soluble VitaminsWho this might be right forHypercholesterolemia Marjukka Kolehmainen 50
Not applicableUnknownNCT02023645What this trial is testingThe Effects of a Carotenoid Intervention on Cognitive FunctionWho this might be right forMild Cognitive Impairment University of Georgia 120
Not applicableStudy completedNCT04697355What this trial is testingEffect of Naringenin and Beta Carotene on Energy ExpenditureWho this might be right forEnergy ExpenditureSafety IssuesGlucose Metabolism Pennington Biomedical Research Center 1
Not applicableActive Not RecruitingNCT06892444What this trial is testingSweet Corn and CarotenoidsWho this might be right forCarotenoids University of Florida 40
Not applicableNot Yet RecruitingNCT06098677What this trial is testingEffect of Carotenoids Supplementation on Visual Function in Chinese SubjectsWho this might be right forVision Disorders Zhongshan Ophthalmic Center, Sun Yat-sen University 220
Not applicableStudy completedNCT02679794What this trial is testingImpact of Egg Consumption on Carotenoid and Vitamin D Bioavailability in Pre- and Post-menopausal WomenWho this might be right forMenopause Purdue University 20
Not applicableActive Not RecruitingNCT06848101What this trial is testingEye and Carotenoid Augmentation Research and Evaluation (EyeCARE)Who this might be right forVisionEye Health University of Illinois at Urbana-Champaign 40
Not applicableStudy completedNCT03873909What this trial is testingBioavailability of Carotenoids Present in Mamey Sapote (Pouteria Sapota (Jacq.) H. E. Moore & Stearn) FruitWho this might be right forBiological Availability University of Hohenheim 13
Not applicableStudy completedNCT02210507What this trial is testingBeta-carotene Absorption and Bioconversion to Vitamin A From Biofortified Cassava GariWho this might be right forVitamin A Deficiency USDA, Western Human Nutrition Research Center 10
Large-scale testing (Phase 3)Study completedNCT01002417What this trial is testingMCS in the Treatment of Lower Urinary Tract SymptomsWho this might be right forLower Urinary Tract SymptomsBenign Prostatic Hyperplasia Health Ever Bio-Tech Co., Ltd. 274
Large-scale testing (Phase 3)Study completedNCT01695148What this trial is testingEfficacy of β-carotene Biofortified Maize in Reducing Vitamin A Deficiency Among ChildrenWho this might be right forVitamin A DeficiencyLow Serum Retinol Johns Hopkins Bloomberg School of Public Health 1,228
Not applicableEnded earlyNCT03113864What this trial is testingEffects of Lutein on Visual FunctionWho this might be right forHealthyNutrition Poor Kemin Foods LC 14
Not applicableStudy completedNCT03433092What this trial is testingSerum Carotenoids and Risk of Gastrointestinal Tract Cancer: Meta-analysis of Ten StudiesWho this might be right forGastrointestinal Tract Cancer Yong Zhou 40,641