Vitamins: all 2,138 studies that test it
Page 13 of 22. Open to participants first (190), then studies with results posted, then the rest; newest registration first within each.
- Impact of NOS, COX, and ROS Inhibition on Cerebral Blood Flow RegulationWithdrawnNCT03066115Phase 1
- Cholecalciferol Supplementation in Restless Leg Syndrome in Patients With Chronic Kidney DiseaseWithdrawnNCT03063190Phase 4
- Vitamin D Repletion and Maintenance in IBD: How Much and How OftenWithdrawnNCT03053414Not applicable
- Pentoxifylline and Tocopherol (PENTO) in the Treatment of Medication-related Osteonecrosis of the Jaw (MRONJ)Active, not recruitingNCT03040778Phase 3
- Vitamin A Replacement in Patients Undergoing HSCT and Its Role on MBI-LCBI RatesCompletedNCT03039257Not applicable
- 'Palliative-D' Vitamin D to Palliative Cancer PatientsCompletedNCT03038516Phase 2
- High Dose Cholecalciferol to Reduce the Incidence of Gestational Diabetes in High Risk Pregnant WomenWithdrawnNCT03037593Phase 1/2
- Is Vitamin D2 Treatment-associated Decrease in 25(OH)D3 Level a Reciprocal Phenomena?CompletedNCT03035084Phase 4
- Vitamin D Deficiency and DysautonomiaCompletedNCT03032328Not applicable
- Vitamin D, Leptin, Vitamin D Receptor Polymorphism, and Treatment-Related Morbidity in Ovarian CancerCompletedNCT03028519Early Phase 1
- Effect of Milk Protein and Prebiotics in Combination With Vitamin D on Innate Immunity in Elderly PeopleCompletedNCT03026244Not applicable
- Vitamin D Supplementation and NeurocognitionWithdrawnNCT03019120Phase 2
- IV Ascorbic Acid in Advanced Gastric CancerStatus unknownNCT03015675Phase 3
- The Assessment of the Effect of Vitamin D Supplementation on Inflammatory and Endothelial Factors in the Patients With Type 2 Diabetes .Status unknownNCT03008057Phase 2/3
- Effect of Vitamin D3 Supplementation on Arterial and Bone Remodeling in Chronic Kidney Disease PatientsCompletedNCT02999204Phase 4
- A Trial Evaluating Vitamin D Normalization on Major Adverse Cardiovascular-Related Events Among Myocardial Infarction PatientsCompletedNCT02996721Phase 4
- Postoperative Pain After Intravenous Vitamin C Injection for Arthroscopic Rotator Cuff RepairStatus unknownNCT02992028Phase 4
- Combination Method Using Sodium Picosulfate and Magnesium Citrate and PEG With Ascorbic Acid for Bowel PreparationCompletedNCT02979223Phase 2
- Effect of Vitamin K2 (MK7) on Cardiovascular and Bone Disease in Dialysis PatientsCompletedNCT02976246Phase 4
- Assessing the Impact of a Mode of Vitamin D Supplementation (Sequential Dose vs Daily Dose) on the Incidence of Hypercalciuria in Subjets Aged From 2 to 18 YearsCompletedNCT02975492Not applicable
- A New Paradigm for Vitamin D SufficiencyCompletedNCT02969850Not applicable
- Vitamin C Intravenously With Chemotherapy in Advanced Colorectal CancerCompletedNCT02969681Phase 3
- TB Host Directed TherapyStatus unknownNCT02968927Phase 2
- Effect of Vitamin D After Application With ValchlorCompletedNCT02968446Early Phase 1
- The Effect of Vitamin D Substitution on the Development of Chronic PancreatitisCompletedNCT02965898Not applicable
- Vitamin K to Slow Progression of Dyslipidemia and Diabetes Risk (Vita-K 'n' Kids Study II)Status unknownNCT02959762Not applicable
- Vitamin D Substitution During Winter TimeStatus unknownNCT02958501Phase 4
- Efficacy of Vitamin D Supplementation in Obese ChildrenCompletedNCT02956408Not applicable
- Vitamin D Supplementation in WarfightersCompletedNCT02954549Not applicable
- Vitamin D Supplementation and Glycemic OutcomesCompletedNCT02942732Not applicable
- Clinical Trial for Asses the Safety and Efficacy of Vitamin C and Vitamin E in Combination Versus Placebo for Treating Cognitive and Behavior Disorder in Children With Fragile X SyndromeCompletedNCT02942498Phase 3
- Vitamin D Supplementation and Respiratory Index of Severity in Children (RISC) in PneumoniaCompletedNCT02936895Phase 4
- Effects of Antarctic Environment on Vitamin D Status and Health Risk Biomarkers of Its InhabitantsCompletedNCT02930434Not applicable
- Effect of Vitamin E Supplementation in Methylation and microRNAs ProfileCompletedNCT02922491Not applicable
- A Randomized Control Trial of Vitamin D Prophylaxis in the Prevention of Hypertensive Disorders of PregnancyStatus unknownNCT02920593Phase 4
- Bicuspid Aortic Valve Stenosis and the Effect of vItamin K2 on Calciummetabolism on 18F-NaF PET/MRIStatus unknownNCT02917525Phase 2
- Palm Tocotrienols in Chronic Hemodialysis (Malaysia) (PATCH)Status unknownNCT02913690Not applicable
- Tocotrienol in Combination With Neoadjuvant Chemotherapy for Women With Breast CancerCompletedNCT02909751Phase 2
- Cross-over Double-blind Intervention to Investigate the Effects of Defined Antioxidant-containing Drinks on Time Course of Antioxidant CapacityStatus unknownNCT02898571Not applicable
- Effect of Three Different Doses of Oral Cholecalciferol on 25-Hydroxyvitamin D Changes Among Epilepsy Patients With Hypovitaminosis DCompletedNCT02890823Phase 4
- Fracture Healing Assessed by HR-pQCT After Administration of Calcium and Vitamin DCompletedNCT02889237Not applicable
- Trial of Vitamin D Supplementation in Cape Town Primary SchoolchildrenCompletedNCT02880982Phase 3
- The Effect of Vitamin A With and Without Zinc and Multivitamin Supplementation on Malaria Morbidity in Ghanaian ChildrenCompletedNCT02878265Phase 3
- Cholecalciferol Supplementation in Strengthening Inspiratory Muscles in Cholecalciferol-Deficient Patients With Chronic Obstructive Pulmonary DiseaseTerminatedNCT02877641Phase 2
- Epigenetics, Vitamin C and Abnormal Hematopoiesis - Pilot StudyCompletedNCT02877277Not applicable
- High Dose Vitamin D Replacement in Patients Undergoing Hematopoietic Stem Cell TransplantationTerminatedNCT02876822Not applicable
- Risk Factors for Vascular Calcifications in Hemodialysis Patients: to What Extent is Vitamin K2 Deficiency Involved?CompletedNCT02876354Phase 4
- High Dose Vitamin D Supplementation in Chronic Spontaneous UrticariaStatus unknownNCT02873364Phase 3
- The Effect of a Local Injection of a Platelet Concentrate on Infection and Healing of Surgical WoundsStatus unknownNCT02869204Not applicable
- Cholecalciferol Supplementation in Critically Ill Patients With Severe Vitamin D Deficiency.TerminatedNCT02868827Phase 2/3
- Effect of Oral Vitamin C in Assessing the Severity of Oral Mucositis in Chemoradiation of Head and Neck CancersCompletedNCT02868151Phase 2/3
- Effect of Different Vitamin D Vitamers on Vitamin D StatusCompletedNCT02860663Not applicable
- Gene Expression, Metabolomic, Microbiome, and Calcium Metabolism in Response to Varied Vitamin D DosagesCompletedNCT02856776Not applicable
- Effect of High Dose Vitamin D on Cancer Biomarkers and Breast Cancer TumorsWithdrawnNCT02856503Phase 1/2
- Hydroxytyrosol and Vitamin E in Pediatric NASHCompletedNCT02842567Phase 3
- Ascorbic Acid Treatment in Congenital Glucocorticoids and Mineralocorticoids Deficiency Due to NNT MutationStatus unknownNCT02838472Not applicable
- Bevacizumab and Ascorbic Acid in Patients Treating With Recurrent High Grade GliomaTerminatedNCT02833701Phase 1
- Vitamin D Supplementation in Vitamin D Deficient Obese Children During Weight-loss ProgramStatus unknownNCT02828228Not applicable
- Vitamin D and Calcium Supplement Attenuate Bone Loss Among HIV- Infected Patients Receiving Tenofovir Disoproxil Fumarate, Lamivudine or Emtricitabine and EfavirenzStatus unknownNCT02827643Not applicable
- Vitamin and Mineral Supplementation Post Bariatric SurgeryStatus unknownNCT02817256Not applicable
- Yeast Cells as Antioxidant-Producing ProbioticsCompletedNCT02814695Phase 1
- Effect of Dietary Supplementation on Dynamic StabilityWithdrawnNCT02806765Not applicable
- Does Vitamin D Supplementation Enhance Resolution of Inflammation After Community-acquired Pneumonia?CompletedNCT02802722Not applicable
- Nutraceuticals Versus Usual Care in the Prevention or Reduction of CIPN in Patients Treated With Docetaxel as Neoadjuvant/Adjuvant Breast Cancer TherapyTerminatedNCT02795572Phase 2
- Effectiveness of Ascorbic Acid and Tocopherol for Depression in Elderly.CompletedNCT02793648Phase 2
- The GLOBAL Vitamin D Study. A Genomic, Transcriptomic, Proteomic and Metabolomic ApproachCompletedNCT02783924Phase 2
- Assessment of the Effect of Vitamin C on Anemia in Patients With Continuous Ambulatory Peritoneal DialysisCompletedNCT02780505Phase 4
- Relationship of Haptoglobin Phenotype to Vascular Function and Response to Vitamin E Supplementation in Patients With Diabetes Mellitus Type 2: The EVAS TrialStatus unknownNCT02776397Not applicable
- Interventional Testing of Gene-environment Interactions Via the Verifomics Mobile ApplicationTerminatedNCT02758990Not applicable
- The Effect of Vitamin D Supplementation on Cardiovascular Risk FactorsCompletedNCT02750293Phase 3
- Lead Detoxifying Effects of Ascorbic Acid Among School Going Adolescents of Karachi- A Cluster Randomized Control TrialCompletedNCT02745873Phase 2/3
- Sustained Effect of Urticaria Remission With Relatively High Dose Vitamin D Supplementation After Omalizumab DiscontinuationWithdrawnNCT02742805Phase 4
- Allergic Rhinitis, Immunotherapy and Vitamin dStatus unknownNCT02738619Phase 2/3
- Vitamin D Treatment for Painful Diabetic NeuropathyCompletedNCT02737423Not applicable
- A Study to Investigate the Effect of Vitamin D3 Supplementation on Iron Status in Iron Deficient WomenCompletedNCT02714361Not applicable
- Impact of Maternal Body Weight on Vitamin D Status During PregnancyCompletedNCT02713009Not applicable
- Side Effects to FOLFOXIRI + Tocotrienol/Placebo as First Line Treatment of Metastatic Colorectal CancerCompletedNCT02705300Phase 2
- Effects of Supplementation of Vitamin D in Patients With Crohn's DiseaseStatus unknownNCT02704624Phase 4
- High Dose Oral Versus Intramuscular Vitamin D3 Supplementation In Multiple Sclerosis PatientsCompletedNCT02696590Not applicable
- Mechanisms for Vascular Dysfunction and Exercise Tolerance in CFActive, not recruitingNCT02690064Not applicable
- Vitamin D Status in Patients With Severe SepsisWithdrawnNCT02684487Phase 3
- Vitamin D Levels Following Topical Application of Vitamin D OintmentCompletedNCT02676674Phase 1
- Effect of Oral Vitamin D3 on Chronic Rhinosinusitis Treatment in Adults With Lower Vitamin D LevelsStatus unknownNCT02668861Phase 3
- Pilot Study on Metabolic Effects of Fish Peptides and Vitamin DCompletedNCT02668159Not applicable
- Vitamin D Supplementations and Postoperative PainCompletedNCT02664857Phase 4
- Effects of Vitamin D and Calcium Supplementation on Health and Well-being of Vitamin D Deficient UAE CitizensCompletedNCT02662491Not applicable
- Vitamin D Deficiency and Asthma ExacerbationCompletedNCT02661191Not applicable
- Correction of Vitamin D Deficiency and Its Effect on Ovulation Induction in Women With PCOS (VIDEO): A Feasibility RCTCompletedNCT02656121Phase 2
- Safety and Efficacy of Vitamin C Infusion in Combination With Local mEHT to Treat Non Small Cell Lung CancerCompletedNCT02655913Phase 1/2
- A Drug-drug Interaction Study of DP-R213CompletedNCT02654093Phase 1
- Tocotrienol as a Nutritional Supplement in Patients With Advanced Lung CancerTerminatedNCT02644252Phase 3
- Preoperative Melatonin or Vitamin C Administration on Postoperative AnalgesiaCompletedNCT02639741Phase 4
- Evaluation of Calcium and Vitamin D Supplementation During Marine Corps TrainingCompletedNCT02636348Not applicable
- the Efficacy and Safety of Vitamin C for Iron Supplementation in Adult IDA PatientsCompletedNCT02631668Phase 4
- Vitamin D Supplementation in Wheelchair Indoor AthletesCompletedNCT02621320Not applicable
- Impact of Vitamin D Supplementation on Recurrent Respiratory Infections in Paediatric Primary Care.CompletedNCT02617771Phase 4
- High Dose Vitamin D3 in Crohn's DiseaseCompletedNCT02615288Not applicable
- Effect on Vascular Calcification of Replacing Warfarin by Rivaroxaban With or Without VitK2 in Hemodialysis PatientsCompletedNCT02610933Phase 4
- Evaluation of a Short Course of Gamma Tocopherol Supplementation in Adult SubjectsCompletedNCT02610829Not applicable
- A Comparison of Capsules and Oral Spray Solution as Methods of Delivering Vitamin D3 and Raising StatusCompletedNCT02608164Not applicable