Vitamins: all 2,138 studies that test it
Page 14 of 22. Open to participants first (190), then studies with results posted, then the rest; newest registration first within each.
- "Novo C Plus" Vitamin C Containing Dietary Supplement Bioavailability in Healthy SubjectsCompletedNCT02606773Phase 1
- Effectiveness of High Dose Vitamin D Supplementation in Stage III Colorectal CancerCompletedNCT02603757Not applicable
- Exploratory Study To Assess the Efficacy and Safety of a Triple Combination for Acute Pain Treatment in Patients With Temporomandibular Joint Disorders (TMJD).CompletedNCT02602483Phase 1/2
- Vitamin D Supplementation and Muscle Characteristics in Trained SubjectsCompletedNCT02599675Not applicable
- The Granheim COPD Study - Vitamin D and Strength TrainingCompletedNCT02598830Not applicable
- Effects of Cholecalciferol on Osteoprotegerin Levels in Patients on Peritoneal DialysisStatus unknownNCT02598635Phase 4
- A Pilot Study of Vitamin D in Boys With X-linked AdrenoleukodystrophyCompletedNCT02595489Phase 1
- Effect of Vitamin D3 Supplementation on Muscle Mass in ICU PatientStatus unknownNCT02594579Phase 3
- Genetic, Dietary and Environmental Influences on Vitamin D MetabolismCompletedNCT02590614Not applicable
- Vitamin D and Microbiota in Cystic FibrosisCompletedNCT02589444Not applicable
- Systemic Vitamin D Supplementation in Dental Implants PatientsCompletedNCT02582892Phase 4
- Tocotrienol Against the Progression of End Stage Liver DiseaseCompletedNCT02581085Phase 2
- Effect of Vitamin D3 Supplementation in Treatment of Irritable Bowel SyndromeCompletedNCT02579902Phase 1
- Comparison of Calcium Metabolism in Caucasian and Asian Postmenopausal Women of Chinese Descent and the Use of Strontium as a Qualitative Marker of Calcium MetabolismCompletedNCT02565602Not applicable
- Can Correction of Low Vitamin D Status in Infancy Program for a Leaner Body Composition?TerminatedNCT02563015Not applicable
- Pilot Feasibility of Rice Bran Supplementation in ChildrenCompletedNCT02557373Not applicable
- Effect of Vitamin C on Postoperative Pain After Laparoscopic CholecystectomyStatus unknownNCT02553551Not applicable
- Change in Free 25(OH)D After High Dose in Vitamin D Deficient Postmenopausal WomenCompletedNCT02553044Not applicable
- A Study Evaluating the Effect of Vitamin D on Clinical Outcome in Autistic ChildrenCompletedNCT02550912Phase 2
- Vitamin D Intervention in Young Adults With Severe Childhood-onset ObesityCompletedNCT02549326Not applicable
- Effect of Vitamin D on Ventricular Remodeling in Patients With Acute Myocardial Infarction (VITDAMI)CompletedNCT02548364Phase 3
- PRAgmatic Trial in Atopic Dermatitis Testing Long-term Control Effectiveness of New Phototherapy Regimen During Winter Coupled With Oral Vitamin D Supplementation vs. PlaceboCompletedNCT02537509Phase 2
- Effect of vitaminD3 or 25(OH)D3 Fortified Dairy on Vitmain D Status and CVD Risk MarkersStatus unknownNCT02535910Not applicable
- A Pharmacokinetics Study of Intravenous Ascorbic AcidCompletedNCT02534753Phase 1
- The Pittsburgh Vitamin D Study: Vitamin D Supplementation in Vitamin D-deficient Subjects at Risk of Lung CancerTerminatedNCT02532062Not applicable
- To Test the Effect of Calcifediol Hy.D Supplementation on Muscle Function and Bone Quality in Younger Postmenopausal Women With OsteopeniaCompletedNCT02527668Phase 2
- The BreaD Study - Bio-availability of D2 Vitamin Present in BreadCompletedNCT02525003Not applicable
- Intravenous Ascorbic Acid in Women Receiving Adjuvant or Neo-Adjuvant Chemotherapy for Early Stage Breast CancerWithdrawnNCT02521077Phase 2
- Vitamin D Supplementation Can Improve Heart Function in Idiopathic CardiomyopathyStatus unknownNCT02517814Not applicable
- Prevention of Type 2 Diabetes With Vitamin DCompletedNCT02513875Not applicable
- Trial of Vitamin D3 Supplementation in Paediatric AutismCompletedNCT02508922Not applicable
- Vitamin D as an Adjunctive Treatment in Patients With Non-Cystic Fibrosis BronchiectasisStatus unknownNCT02507843Phase 4
- Nutritional Requirements for Vitamin D in Pregnant WomenCompletedNCT02506439Not applicable
- D-Light InterventionCompletedNCT02495584Not applicable
- Efficacy Study of Vitamin D to Treat Contrast-induced NephropathyStatus unknownNCT02489240Not applicable
- Effect of a Monthly High Dose of Vitamin D3 on Bariatric Surgery PatientsCompletedNCT02477956Phase 1
- Getting Vitamin D Dosing RightCompletedNCT02474446Not applicable
- Effect of Vitamin E on Skin Aerobic Bacteria in Palmar Arsenical KeratosisCompletedNCT02468518Phase 2
- Vitamin D and Resistance Exercise Training; Effects on Musculoskeletal Health in Frail Older Men and WomenCompletedNCT02467153Not applicable
- Vitamin D Plasma Level and Its Role in HeadacheCompletedNCT02467127Not applicable
- The Role of Vitamin D3 and Calcium Supplementation in Attenuating T2DM SeverityCompletedNCT02464462Phase 1
- Acute Effect of Systemic Stress on Measured Blood Concentrations of 25 (OH) Vitamin DCompletedNCT02460211Not applicable
- Pharmacokinetics of Two Different High-dose Regimens of Intravenous Vitamin C in Critically Ill PatientsCompletedNCT02455180Phase 4
- Preventive and Reversional Effect of Vitamin D on Parenteral Nutrition Associated Liver DiseaseStatus unknownNCT02452177Not applicable
- The 'Hidden' Biological Impact of Vitamin D Deficiency: a Biomarker Study; Part 2CompletedNCT02451787Phase 2
- A Pilot Study to Examine the Effects of Vitamin D Supplementation on Mitochondrial Bioenergetics in Older AdultsCompletedNCT02445066Early Phase 1
- Effectiveness of Vitamin D in Primary DysmenorrhoeaCompletedNCT02441530Phase 3
- Efficacy Of Ergocalciferol In Adults According To BMITerminatedNCT02435771Phase 4
- Trial of Vitamin D3 Supplementation in Paediatric AsthmaCompletedNCT02428322Not applicable
- Calcium and High-dose Vitamin D Supplementation on Bone Mineral Density Among HIV-infected Children and AdolescentsCompletedNCT02426840Phase 3
- Effect of Vitamin D as add-on Therapy for Vitamin D Insufficient Patients With Severe AsthmaTerminatedNCT02424552Phase 4
- Effects of Transdermal Testosterone and/or Monthly Vitamin D on Fall Risk in Pre--frail Hypogonadal SeniorsTerminatedNCT02419105Phase 3
- Efficacy of Vitamin D Therapy on Glucose Homeostasis in Obese AdolescentsCompletedNCT02414529Not applicable
- Protective Effects of Saxagliptin (And Vitamin D3) on β Cell Function in Adult-onset Latent Autoimmune DiabetesCompletedNCT02407899Phase 4
- The Effect of Vitamin D Administration to Premature Infants on Vitamin D Status and Respiratory MorbidityCompletedNCT02404623Not applicable
- Vascular and Metabolic Effects of Vitamin D Supplementation Associated With Lifestyle Management in Obese AdolescentsCompletedNCT02400151Phase 4
- The Impact of Pentoxifylline and Vitamin E on Radiotherapy-induced Toxicity in Head & Neck Cancer PatientsCompletedNCT02397486Phase 2
- Role of Vitamin C at 6 Months on Incidence of Complex Regional Pain Syndrome Type I in Upper Limb SurgeryCompletedNCT02390505Phase 3
- Determination of Vitamin D Dose to Maintain Sufficiency Amongst Indian and Malay Women in the TropicsStatus unknownNCT02389179Phase 4
- Maternal Vitamin D for Acute Respiratory Infections in InfancyCompletedNCT02388516Phase 3
- Supplementation in Adolescent Girls With EndometriosisCompletedNCT02387931Phase 4
- Fortified Cheese and Yogurt Products and Vitamin D Status in Young Children? Phase 2CompletedNCT02387892Not applicable
- D-vitamin And Graves' Disease; Morbidity And Relapse ReductionCompletedNCT02384668Not applicable
- An Evaluation of the Effect of Vitamin D Supplementation on the Cognitive Function of Older Subjects With Low Levels of This VitaminTerminatedNCT02381600Not applicable
- Efficacy of a Once Daily Calcium and Vitamin D Fortified Food Product to Improve Bone MicroarchitectureCompletedNCT02375503Not applicable
- Trial of Vitamin C as Add on Therapy for Children With Idiopathic EpilepsyStatus unknownNCT02369822Phase 2
- Drug Metabolizing Enzyme and Transporter Function in Chronic Kidney DiseaseCompletedNCT02360644Not applicable
- Vitamin D Improves Depression in Liver PatientsCompletedNCT02359266Not applicable
- Effect of Vitamin D3 Supplementation on Cardiometabolic RiskCompletedNCT02359214Not applicable
- Antioxidants in Gestational DiabetesCompletedNCT02355197Phase 4
- The Effect of Calcifediol (Hy.D 25 SD/S) and Vitamin D3 on Muscle Strength in a Frail Elderly PopulationCompletedNCT02349282Not applicable
- A Phase 2 Trial of High-Dose Ascorbate in Glioblastoma MultiformeActive, not recruitingNCT02344355Phase 2
- Periodontal and Cardiometabolic Responses to Vitamin D Intervention in African Americans With Periodontal DiseaseStatus unknownNCT02337257Early Phase 1
- Vitamin K Supplementation in Patients on HemodialysisCompletedNCT02324686Phase 2
- Zinc, Iron, Vitamin A and Psychosocial Care for Child Growth and DevelopmentCompletedNCT02319499Phase 3
- Oral Astaxanthin and Semen Quality, Fertilization and Embryo Development in Assisted Reproduction Techniques ProceduresCompletedNCT02310087Not applicable
- Trial of Vitamin D in HIV Progression, Birth Outcomes, and Child HealthCompletedNCT02305927Phase 3
- Vitamin D Supplementation During LactationCompletedNCT02297568Not applicable
- Impact of Physical Activity and Vitamin D on Osteoarthritic Knee PainCompletedNCT02293889Not applicable
- Impact of Vitamin D on 25-hydroxyvitamin D Levels and Physical FunctionCompletedNCT02293187Not applicable
- Evaluation of Vitamin K Supplementation for Calcific Uremic ArteriolopathyCompletedNCT02278692Not applicable
- The Effects of Vitamin D Supplementation on Aerobic Fitness in AthletesCompletedNCT02278172Phase 4
- Vitamin D Supplementation in TB PreventionCompletedNCT02276755Phase 3
- Effect of CTAP101 Capsules on Ca/iPTH in Advanced Breast/Prostate Cancer Patients Treated With Denosumab/Zoledronic AcidCompletedNCT02274623Phase 1
- A Trial on Different Dosages of Vitamin D in Preterm Infants With Late-onset SepsisCompletedNCT02273843Phase 1
- Is Vitamin D Insufficiency and Deficiency Associated With Antepartum and Postpartum Depression?TerminatedNCT02272387Not applicable
- Effect of Vitamin D Supplementation on Metabolic Parameters of Patients With PsoriasisCompletedNCT02271971Not applicable
- Stroke and Tocotrienol: Unique Role in NeuroprotectionStatus unknownNCT02263924Phase 3
- Vitamin D in the Treatment of Primary Restless Legs SyndromeStatus unknownNCT02256215Phase 2/3
- VITAMIN E, C and ZINC IN PATIENTS WITH SKIN CANCER: INFLUENCE ON OXIDATIVE STRESS AND INFLAMMATORY STATECompletedNCT02248584Not applicable
- VITamin D and OmegA-3 TriaL: Effects on Mammographic Density and Breast TissueStatus unknownNCT02239874Not applicable
- Ascorbic Acid Administration in the Treatment of Anemia in Chronic Hemodialysed PatientsStatus unknownNCT02225886Phase 4
- Evaluation of the High Dose Vitamin D3 Supplementation Effect and Influence of Polymorphism VDR Gene on Oxidative Stress and Inflammatory Process in ElderlyStatus unknownNCT02222649Phase 2
- Vitamin D and Muscle Metabolic FunctionCompletedNCT02221596Not applicable
- The Effect of Vitamin D Supplementation on HIV-associated Platelet HyperreactivityCompletedNCT02217553Not applicable
- Assessment of Dose Effectiveness of Vitamin D Supplementation During Pregnancy- a Dose Comparison TrialCompletedNCT02215213Not applicable
- Cholecalciferol Supplementation for Anemia and Mineral and Bone Disorder in Hemodialysis PatientsCompletedNCT02214563Phase 4
- Marwo-D Research -Need for Vitamin D in Different Population GroupsCompletedNCT02212223Not applicable
- Maternal Vit D Supplements & Infant and Maternal Biomarkers & Outcomes in Southern EthiopiaCompletedNCT02210884Not applicable
- Ixazomib as a Replacement for Carfilzomib and Bortezomib for Multiple Myeloma PatientsCompletedNCT02206425Phase 1/2