Not applicableNot Yet RecruitingNCT07146555What this trial is testingVitamin D Satus in Adults With Newly Diagnosed ITPWho this might be right forVitamin D Concentration Assiut University 84
Not applicableNot Yet RecruitingNCT07111767What this trial is testingEffectiveness of a Modified Cost-Effective Dietary Plan in Promoting Weight Loss and Preservation of Lean Body Mass in Patients After Bariatric SurgeryWho this might be right forObesityBariatric SurgeryNutritional Status+1 more Khyber Teaching Hospital 122
Not applicableStudy completedNCT03051867What this trial is testingVitamin D Status and Metabolism in Human PregnancyWho this might be right forPregnancy Cornell University 47
Early research (Phase 1)Study completedNCT02352974What this trial is testingGAD-Alum (Diamyd) Administered Into Lymph Nodes in Combination With Vitamin D in Type 1 Diabetes (DIAGNODE-1)Who this might be right forDiabetes Mellitus, Type 1 Johnny Ludvigsson 12
Post-approval studies (Phase 4)Study completedNCT01506557What this trial is testingVitamin D Supplementation of Lactating MothersWho this might be right forVitamin D Deficiency Children's Memorial Health Institute, Poland 174
Not applicableStudy completedNCT05661006What this trial is testingETOL-Elderly Study of the Efficiency of the Innovative Food Supplement in Elderly AdultsWho this might be right forVitamin d DeficiencyVitamin B 12 DeficiencyProtein Deficiency Institute of Nutrition, Slovenia (Nutris) 40
Not applicableStudy completedNCT02543671What this trial is testingInvestigation of Vitamin D3 Enriched, Reduced-fat Yellow Cheese Efficacy to Prevent Vitamin D DeficiencyWho this might be right forHypovitaminosis DDeficiency of Micronutrients Harokopio University 80
Large-scale testing (Phase 3)Study completedNCT01488227What this trial is testingA Prospective Trial on the Effects of Vitamin D Supplementation in Collegiate Swimmers and DiversWho this might be right forHealthy University of Kentucky 45
Not applicableUnknownNCT05489666What this trial is testingEffects of Vitamin D on Skeletal Muscle Strength in Resistance Trained Adult FemalesWho this might be right forNutrition StatusNutritional RequirementsSports Nutritional Sciences Auburn University 40
Not applicableStudy completedNCT00450073What this trial is testingImproving Vitamin D Status In Cystic FibrosisWho this might be right forCystic Fibrosis Atlanta VA Medical Center 30
Not applicableStudy completedNCT03221972What this trial is testingVitamin D of Chinese Children and AdolescentsWho this might be right forVitamin D Deficiency Lichen Yang 15,000
Not applicableStudy completedNCT01832623What this trial is testingVitamin D, Bones, Nutritional and Cardiovascular StatusWho this might be right forVitamin D Hospices Civils de Lyon 100
Large-scale testing (Phase 3)UnknownNCT06054919What this trial is testingThe Effect of Vitamin D3 Therapy on Vitamin D Status in Pregnant Women With Vitamin D Deficient and InsufficientWho this might be right forVitamin D Deficiency Indonesia University 52
Not applicableStudy completedNCT01184716What this trial is testingThe Effect of Vitamin D Fortification of Bread and Milk in Danish FamiliesWho this might be right forHealthy Technical University of Denmark 782
Not applicableUnknownNCT01798030What this trial is testingVitamin D Retrospective Study and Role With DiseaseWho this might be right forVitamin D StatusGlucose ToleranceBlood Pressure+2 more Baltimore VA Medical Center 362
Not applicableStudy completedNCT01990872What this trial is testingInter-relationship Between Vitamin D Requirements and Calcium Intake in Older AdultsWho this might be right forVitamin D Deficiency University College Cork 125
Not applicableUnknownNCT04143139What this trial is testingIleostomy Observation StudyWho this might be right forIleostomy - Stoma University of Ulster 200
Very early researchStudy completedNCT05331807What this trial is testingOmega-3 and Vitamin D Supplementation in Breast Cancer WomenWho this might be right forBreast Cancer Female Universiti Sains Malaysia 88
Large-scale testing (Phase 3)Study completedNCT01932788What this trial is testingPreventing Health Disparities During Pregnancy Through Vitamin D SupplementationWho this might be right forVitamin D3 Deficiency Medical University of South Carolina 342
Testing effectiveness (Phase 2)Study completedNCT01726777What this trial is testingEffect of Vitamin D Supplementation on Glucose Tolerance in Subjects at Risk for Diabetes With Low Vitamin D.Who this might be right forType 2 Diabetes MellitusVitamin D Deficiency University of Toronto 71