Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Vitamin D Status”

212 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 212 results

Testing effectiveness (Phase 2)Study completedNCT05149339
What this trial is testing

Vitamin D Effect on A Disintegrin-like And Metalloprotease Thrombospondin1 Motif 13& Interleukin 6 in Leukemia

Who this might be right for
Acute Myeloid LeukemiaVitamin D DeficiencyADAMTS13+1 more
Zagazig University 38
Not applicableStudy completedNCT02145195
What this trial is testing

The Effect of Vitamin D Supplements on Vitamin D Status, Cardiometabolic Health and Immune Defense in Danish Children

Who this might be right for
Vitamin D Deficiency
University of Copenhagen 130
Not applicableStudy completedNCT04117750
What this trial is testing

Impact of Vitamin D Supplementation on Cardiometabolic Status and Androgen Profile in Polycystic Ovary Syndrome

Who this might be right for
Evaluations, Diagnostic SelfTreatment Adherence
Zagazig University 145
Very early researchStudy completedNCT05331807
What this trial is testing

Omega-3 and Vitamin D Supplementation in Breast Cancer Women

Who this might be right for
Breast Cancer Female
Universiti Sains Malaysia 88
Large-scale testing (Phase 3)Study completedNCT00864539
What this trial is testing

Comparison of the Efficacy of Calcium-cholecalciferol Foodstuffs and Calcium-cholecalciferol Supplement

Who this might be right for
Vitamin D StatusHealthy
National Nutrition and Food Technology Institute 585
Testing effectiveness (Phase 2)Study completedNCT01726777
What this trial is testing

Effect of Vitamin D Supplementation on Glucose Tolerance in Subjects at Risk for Diabetes With Low Vitamin D.

Who this might be right for
Type 2 Diabetes MellitusVitamin D Deficiency
University of Toronto 71
Large-scale testing (Phase 3)UnknownNCT06054919
What this trial is testing

The Effect of Vitamin D3 Therapy on Vitamin D Status in Pregnant Women With Vitamin D Deficient and Insufficient

Who this might be right for
Vitamin D Deficiency
Universitas Indonesia 52
Not applicableStudy completedNCT04956705
What this trial is testing

Vitamin D and Calcium Supplementation at Danish Nursing Homes

Who this might be right for
FrailtyPhysical DisabilityAging+1 more
University College Copenhagen 109
Not applicableUnknownNCT05641818
What this trial is testing

Challenges in Achieving Adequate Vitamin D Status in the Adult Population - Part 3 (VITAD/3)

Who this might be right for
Vitamin D Serum Levels
Institute of Nutrition, Slovenia (Nutris) 400
Early research (Phase 1)Study completedNCT00536276
What this trial is testing

Evaluation of Vitamin D Status in Children With Acute Burns

Who this might be right for
BurnsBone Demineralization
Shriners Hospitals for Children 50
Not applicableStudy completedNCT04780776
What this trial is testing

Evaluating the Effect of SOLIUS UV Light Source in Improving Vitamin D Status

Who this might be right for
Vitamin D DeficiencyVitamin D Insufficiency
Boston University 69
Not applicableEnded earlyNCT01561989
What this trial is testing

Cholecalciferol and Flu Vaccine in Treating Healthy Participants

Who this might be right for
Healthy, no Evidence of Disease
Roswell Park Cancer Institute 11
Not applicableTemporarily pausedNCT04399291
What this trial is testing

Vitamin D Status and Bone Health of Older Adults in Care Facilities

Who this might be right for
Vitamin D StatusOsteoporosisSarcopenia
University of Ulster 200
Not applicableStudy completedNCT06241976
What this trial is testing

Diabetes Risk in London and Its Association with Vitamin D by Ethnic Group (DELVE)

Who this might be right for
Hyperglycemia, PostprandialVitamin D Status
City, University of London 111
Not applicableStudy completedNCT01815047
What this trial is testing

Vitamin D Status Impacts Inflammation and Risk of Infections During Pregnancy

Who this might be right for
InflammationInfection
Cornell University 85
Not applicableLooking for participantsNCT07143552
What this trial is testing

Bone Outcomes, Obesity, Sunlight, and Trauma in Children

Who this might be right for
Pediatric FracturesHypovitaminosis DObesity and Overweight
Paracelsus Medical University 100
Not applicableStudy completedNCT05066490
What this trial is testing

Effect of Exercise on Vitamin d in Obese

Who this might be right for
ObesityVitamin D Deficiency
Taif University 30
Testing effectiveness (Phase 2)Study completedNCT01045980
What this trial is testing

Assessment of Bioimpedance and Vitamin D and LV Mass in PD Patients (FLUID Study)

Who this might be right for
Disorders Associated With Peritoneal Dialysis
St. Joseph's Healthcare Hamilton 74
Not applicableStudy completedNCT01817231
What this trial is testing

Epidemiological Analysis of Vitamin D and Breast Cancer Risk in Saudi Arabian Women

Who this might be right for
Breast CancerVitamin D Deficiency
University of Arizona 240
Not applicableStudy completedNCT05661006
What this trial is testing

ETOL-Elderly Study of the Efficiency of the Innovative Food Supplement in Elderly Adults

Who this might be right for
Vitamin d DeficiencyVitamin B 12 DeficiencyProtein Deficiency
Institute of Nutrition, Slovenia (Nutris) 40
Next Page