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Results for “Vitamin D Supplementation”

744 trials

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Showing 20 of 744 results

Not applicableStudy completedNCT05916053
What this trial is testing

Supplementation and Depressive Symptomatology Incidence Among Saudi Arabian Adults

Who this might be right for
Vitamin D DeficiencyDepressive Symptoms
Lebanese American University 71
Not applicableStudy completedNCT05434377
What this trial is testing

Fixed Dose Versus Serum Level-Based Titration Regimen of Vitamin D Supplementation in Dialysis Patients

Who this might be right for
Vitamin D DeficiencyEnd Stage Renal Disease
Chulalongkorn University 78
Large-scale testing (Phase 3)Study completedNCT01600430
What this trial is testing

Vitamin D Supplementation for Extremely Preterm Infants

Who this might be right for
Vitamin D DeficiencyPreterm InfantsBronchopulmonary Dysplasia
University of Alabama at Birmingham 100
Not applicableStudy completedNCT00877422
What this trial is testing

Vitamin D Supplementation Prevents Elderly Pneumonia

Who this might be right for
Bacterial Pneumonia
Tohoku University 100
Large-scale testing (Phase 3)Study completedNCT00276198
What this trial is testing

Efficacy Trial to Examine Efficacy of Multimicronutrient Home Supplementation in Infants

Who this might be right for
Iron Deficiency AnemiaInfectious DiseasesUndernutrition
Soroka University Medical Center 771
Large-scale testing (Phase 3)Study completedNCT01875757
What this trial is testing

Effect of Supplementation With Vitamin D on the Acute Bronchitis Prevention During the First Year of Life

Who this might be right for
Acute BronchitisUpper Respiratory Tract InfectionAcute Bronchiolitis
Hospital Universitari Vall d'Hebron Research Institute 200
Testing effectiveness (Phase 2)Study completedNCT01045109
What this trial is testing

Vitamin D3 Supplementation in Participants Diagnosed With Early-Stage Prostate Cancer Who Decide to Undergo Active Surveillance Treatment Regimen.

Who this might be right for
Prostate Cancer
Medical University of South Carolina 52
Post-approval studies (Phase 4)Ended earlyNCT01230307
What this trial is testing

Vitamin D Supplementation for Treatment of Heart Failure

Who this might be right for
Heart Failure
University of Michigan 28
Post-approval studies (Phase 4)Study completedNCT02747381
What this trial is testing

The Effect of Vitamin D Supplementation on the Pulmonary Functions of Adult Asthmatic Egyptian Patients

Who this might be right for
Asthma
Cairo University 82
Not applicableStudy completedNCT06624657
What this trial is testing

High-intensity Interval Training and Vitamin D Effects on Bone Metabolism Among Women Diagnosed With Osteoporosis

Who this might be right for
OsteoporosisExercise OvertrainingVitamin D 25-Hydroxylase Deficiency
King Saud University 120
Post-approval studies (Phase 4)Study completedNCT02367599
What this trial is testing

Effect of Vitamin D Supplementation on Bone Turnover Markers During PrEP in MSM

Who this might be right for
Patient Adherence
University of California, San Diego 48
Not applicableStudy completedNCT01240512
What this trial is testing

DAYLIGHT: Vitamin D Therapy in Individuals at High Risk of Hypertension

Who this might be right for
HypertensionVitamin D DeficiencyPre-Hypertension
Massachusetts General Hospital 534
Testing effectiveness (Phase 2)Study completedNCT04979065
What this trial is testing

Nutrition, Immunity, and Covid-19 in Obese People

Who this might be right for
Vitamin D DeficiencyCovid19Overweight and Obesity+1 more
Indonesia University 93
Not applicableStudy completedNCT01779908
What this trial is testing

Role of Vitamin D in the Prevention and Treatment of Diseases Associated With Insulin Resistance

Who this might be right for
Vitamin D-deficientInsulin-resistant
CHU de Quebec-Universite Laval 96
Testing effectiveness (Phase 2)Study completedNCT01739855
What this trial is testing

Bone Metabolism After Laparoscopic Gastric Bypass Surgery (BABS)

Who this might be right for
Evaluation of Expected Bone Loss After Bariatric SurgeryPossible Prevention of Bone Loss After Surgery by Calcium and Vitamin D Supplementation
Medical University of Vienna 160
Not applicableStudy completedNCT00788138
What this trial is testing

Effects of Vitamin D Supplementation on Lung Function in an Acute Pulmonary Exacerbation of Cystic Fibrosis

Who this might be right for
Cystic Fibrosis
Emory University 30
Not applicableStudy completedNCT02904421
What this trial is testing

6 Years Study on Changes in Bone Quality, Bone Turnover and Curve Severity in AIS With and Without Calcium and Vit-D Supplementation

Who this might be right for
ScoliosisVitamin DBone
Chinese University of Hong Kong 330
Not applicableStudy completedNCT07275177
What this trial is testing

Effect of Vitamin D on Body Composition and Functionality of Older Adults

Who this might be right for
Obesity (Disorder)ObesitySarcopenia+11 more
Universidad Autónoma Benito Juárez de Oaxaca 29
Not applicableStudy completedNCT05376865
What this trial is testing

Effects of Vitamin D Supplementation on Obesity, Inflammatory and Metabolic Markers

Who this might be right for
OverweightHypovitaminosis D
Tirang R. Neyestani, Ph.D. 46
Not applicableStudy completedNCT01141192
What this trial is testing

The Effect of Vitamin D Supplementation on Glucose Metabolism in Non-Diabetic African American Adults

Who this might be right for
Type 2 Diabetes
Augusta University 48
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