| Vitamin D, Epigallocatechin Gallate, D-chiro-inositol and Vitamin B6 in Uterine Fibroid (NCT05448365) | Lo.Li.Pharma s.r.l | 2022-07-01 |
| The Effects of Vitamin D and Calcium Supplementation to Parathyroid Hormone in CHB Patients Treated With TDF (NCT05313477) | Mahidol University | 2022-05-01 |
| Pharmacokinetics Evaluation of Vitamin D Formulations (NCT05209425) | Factors Group of Nutritional Companies Inc. | 2022-01-01 |
| Vitamin D Supplementation for the Prevention of GDM (NCT05208827) | Women's Hospital School Of Medicine Zhejiang University | 2022-01-01 |
| The Effect of Vitamin D and Calcium Supplementation on the Prevention of Stress Fractures. (NCT05186194) | Xijing Hospital | 2021-09-30 |
| Vitamin D Supplementation and TB (NCT01992263) | Cornell University | 2021-06-01 |
| Relationship Between Serum Vitamin D and Atherosclerosis in Hemodialysis Patients (NCT07200804) | Ain Shams University | 2021-06-01 |
| Assessment of the Safety & Tolerability of Long-term Use of Patented Transdermal Patches in Healthy Adults. (NCT04851990) | Horopito Limited | 2021-04-19 |
| The Effect of an Acute Bout of Exercise on Serum Vitamin D Concentration (NCT05214027) | University of Bath | 2021-04-01 |
| Efficacy of Vitamin D Supplementation to Prevent the Risk of Acquiring COVID-19 in Healthcare Workers (NCT04535791) | Coordinación de Investigación en Salud, Mexico | 2020-07-15 |
| Efficacy of Vitamin D Treatment in Pediatric Patients Hospitalized by COVID-19 (NCT04502667) | Coordinación de Investigación en Salud, Mexico | 2020-07-15 |
| Correlation Between Vitamin D and Symptoms Severity of Autonomic Nervous Mediated Syncope Child and it 's RAAS (NCT04844957) | Kongyujie | 2020-05-20 |
| Relationships Between Vitamin D and Orthopedic Trauma (NCT04564625) | Methodist Health System | 2020-03-06 |
| Development of a Screening Tool for the Risk of Vitamin D Deficiency (NCT04404842) | University of Pavia | 2020-01-14 |
| Vitamin D, Hashimato's Thyroiditis and Thyroid Functions (NCT06726967) | Ankara Yildirim Beyazıt University | 2019-02-01 |
| Evaluation of the Efficacy of Vertistop® D and Vertistop® L in the Prevention of BPPV Recurrence (NCT05748249) | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | 2018-11-01 |
| Vitamin D In the Prevention of Viral-induced Asthma in Preschoolers (NCT03365687) | Professor Francine Ducharme | 2018-10-01 |
| Preventing Curve Progression and the Need for Bracing in Adolescent Idiopathic Scoliosis With Calcium + Vitamin D Supplementation (NCT03533010) | Chinese University of Hong Kong | 2018-06-01 |
| Effect of Ergocalciferol on Iron Metabolism in Individuals With Chronic Kidney Disease (NCT03073369) | University of Alabama at Birmingham | 2018-01-01 |
| The Effect of Vitamin D on in Vitro Fertilization Outcome (NCT02361827) | The First Affiliated Hospital of Zhengzhou University | 2018-01-01 |
| Diamyd Administered Into Lymph Nodes in Combination With Vitamin D in Type 1 Diabetes (NCT03345004) | Diamyd Medical AB | 2017-12-20 |
| Vitamin D Level Among Athletes in Uzbekistan (NCT03623763) | Research Institute of Epidemiology, Microbiology and Infectious Diseases, Uzbekistan | 2017-01-01 |
| 6 Years Study on Changes in Bone Quality, Bone Turnover and Curve Severity in AIS With and Without Calcium and Vit-D Supplementation (NCT02904421) | Chinese University of Hong Kong | 2016-10-01 |
| Effects of Vitamin D and Omega-3 on Cerebrovascular Disease (NCT04070833) | Brigham and Women's Hospital | 2016-08-01 |
| The Effect of Oral Vitamin D Supplements on Fusion Outcome in Patients Receiving Elective Lumbar Spinal Fusion (NCT05023122) | Show Chwan Memorial Hospital | 2016-01-01 |
| Vitamin D, Bones, Nutritional and Cardiovascular Status (NCT01832623) | Hospices Civils de Lyon | 2013-02-01 |
| Effects of Cholecalciferol Supplementation on Bone Health and Muscle Strength in Adults During Post-burn Period (NCT02092701) | University of Liege | 2012-10-01 |
| The Influence of Proton Pump Inhibitors (PPI's) on Blood Levels of 25-Hydroxyvitamin D. (NCT01302704) | Mike O'Callaghan Military Hospital | 2012-04-01 |
| Vitamin D Intervention in Infants - Pilot (NCT01275885) | Helsinki University Central Hospital | 2010-08-01 |
| Vitamin D Zinc Fever (NCT01080950) | Assaf-Harofeh Medical Center | 2010-03-01 |
| Vitamin D Status and Dose Response in Infants (NCT01042561) | University of Nebraska | 2009-08-07 |
| Antenatal Vitamin D3 Dose-finding and Safety Study (NCT00938600) | Johns Hopkins Bloomberg School of Public Health | 2009-07-01 |
| Vitamin D and Physical Function in Older Adults (NCT00710957) | Wake Forest University Health Sciences | 2008-04-01 |
| Role of Fat Tissue in Vitamin D Metabolism (NCT00033826) | Tufts University | 2002-04-01 |