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 Absorption”

Showing 16 of 0 results

Early research (Phase 1)Study completedNCT01856348
What this trial is testing

Vitamin D3, Folic Acid and Fexofenadine in Healthy Volunteers

Who this might be right for
Physiological Effects of Vitamin D
University of Zurich 10
Early research (Phase 1)Study completedNCT02338713
What this trial is testing

Effect of Calcium 500 mg and Vitamin D3 1000 IU Chewable Tablet on Intestinal Calcium Absorption

Who this might be right for
Healthy Volunteers
Takeda 27
Not applicableStudy completedNCT03552653
What this trial is testing

Bioequivalence Study on Vitamin D in Healthy Adults

Who this might be right for
Measure Absorption of Vitamin D in Blood
Church & Dwight Company, Inc. 31
Not applicableStudy completedNCT01519986
What this trial is testing

The Effect of Fat on Vitamin D Absorption

Who this might be right for
Vitamin D Deficiency
Federal University of Rio Grande do Sul 64
Not applicableStudy completedNCT01325610
What this trial is testing

Vitamin D Effect on Calcium Absorption on Persons on Hemodialysis

Who this might be right for
Chronic Kidney DiseaseEnd Stage Renal DiseaseVitamin D Deficiency
Creighton University 37
Post-approval studies (Phase 4)Study completedNCT00933244
What this trial is testing

Treatment of Vitamin D Insufficiency

Who this might be right for
Vitamin D Deficiency
University of Wisconsin, Madison 230
Not applicableUnknownNCT05394207
What this trial is testing

Evaluation Of The Effect Of L. Casei DG® On Vitamin D Absorption In Patients Under Vitamin D Supplementation.

Who this might be right for
Vitamin D Deficiency
SOFAR S.p.A. 46
Not applicableStudy completedNCT00427804
What this trial is testing

Tumor Necrosis Factor Decreases Vitamin D Dependant Calcium Absorption

Who this might be right for
Rheumatoid ArthritisCrohn's Disease
Atlanta VA Medical Center 9
Post-approval studies (Phase 4)Study completedNCT03451019
What this trial is testing

Different Effects of Non-calcium Phosphate Binders on Serum Calcium

Who this might be right for
Chronic Kidney Disease
Medical University of Lodz 34
Not applicableStudy completedNCT01508845
What this trial is testing

A Pilot Study of the Effect of Dietary Fat Type and Amount on Vitamin D3 Absorption

Who this might be right for
Vitamin D Deficiency
Tufts University 61
Post-approval studies (Phase 4)Study completedNCT04118010
What this trial is testing

Vitamin D and Prebiotics for Intestinal Health in Cystic Fibrosis

Who this might be right for
Cystic FibrosisDysbiosis
Emory University 40
Early research (Phase 1)Study completedNCT01268176
What this trial is testing

The Effect of a Meal on Vitamin D Absorption

Who this might be right for
Vitamin D Deficiency
Tufts University 62
Not applicableStudy completedNCT01119378
What this trial is testing

Study to Observe the Capability to Absorb Calcium as an Measure of Adequate Levels of Vitamin D

Who this might be right for
PostmenopausalVitamin D Deficiency
Winthrop University Hospital 76
Not applicableStudy completedNCT04935034
What this trial is testing

Absorption Kinetics and Efficacy of Vitamin D Enriched Supplements in Older Adults.

Who this might be right for
Vitamin D Deficiency
University College Dublin 12
Not applicableStudy completedNCT01751646
What this trial is testing

Vitamin D Absorption in HIV Infected Young Adults Being Treated With Tenofovir Containing cART

Who this might be right for
HIV Infection
University of North Carolina, Chapel Hill 214
Early research (Phase 1)Study completedNCT01639222
What this trial is testing

Human Pharmacology Trial of Calcium-vitamin D3 Tablet in Healthy Participants

Who this might be right for
Calcium DeficiencyVitamin D Deficiency
Takeda 55

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