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Showing 1–24 of 635 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
X-linked Hypophosphatemia
Interventions
KRN23
Drug
Lead sponsor
Kyowa Kirin Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
5
States / cities
San Francisco, California • New Haven, Connecticut • Indianapolis, Indiana + 2 more
Conditions
Hyperparathyroidism
Interventions
Vitamin D, Four-dimensional computed tomography (4DCT)
Drug · Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
21 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Houston, Texas
Conditions
Sickle Cell Disease, Malnutrition
Interventions
Maternal Nutrition Education, Standard Care
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
6 Months to 18 Months
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Vitamin D Deficiency, Type 2 Diabetes Mellitus, Cardiovascular Disease
Interventions
Vitamin D3, Calcium carbonate
Dietary Supplement
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years to 70 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Septic Shock, Ascorbic Acid Deficiency
Interventions
Intravenous Ascorbic Acid
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 90 Years
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Madison, Wisconsin
Terminated Not applicable Interventional

Vitamin D Supplementation in IBS

NCT03148288
Conditions
Irritable Bowel Syndrome, Vitamin D Deficiency, Abdominal Pain
Interventions
Vitamin D, placebo
Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Nutritional Deficiency
Interventions
citrulline, Lemonade
Other
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Results available

Vitamin D Oral Replacement in Asthma

NCT03686150
Conditions
Asthma, Vitamin D Deficiency, Pediatric Obesity
Interventions
Vitamin D3 oral regimen
Dietary Supplement
Lead sponsor
IDeA States Pediatric Clinical Trials Network
Network
Eligibility
6 Years to 17 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
15
States / cities
Little Rock, Arkansas • Wilmington, Delaware • Honolulu, Hawaii + 12 more
Completed Not applicable Interventional Accepts healthy volunteers

Testing the Feasibility and Preliminary Effect of Summer Camp

NCT04085965
Conditions
Childhood Obesity Prevention
Interventions
Boys and Girls Club summer day camp
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
6 Years to 12 Years
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Food Insecurity, Food Insecurity Among Children, Social Emotional Wellness, Caregiver Stress, Caregiver Distress, Caregiver Mental Health, Family Function, Family Functioning, Nutrition, Child Mental Health
Interventions
Meal Kit plus Mobile Culinary Medicine Education
Dietary Supplement
Lead sponsor
MaineHealth
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Portland, Maine
Conditions
Vitamin D Deficiency
Interventions
vitamin D, Placebo
Dietary Supplement · Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 47 Years · Female only
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Vitamin D Insufficiency, Vitamin D Deficiency
Interventions
Pharmacist Education about Vitamin D
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
65 Years to 89 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Asthma, Vitamin D Deficiency
Interventions
Vitamin D2 + vitamin D3, Vitamin D3
Drug
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
8 Years to 17 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Crohn's Disease, Vitamin D Deficiency
Interventions
Cholecalciferol
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
8 Years to 18 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Conditions
End Stage Renal Disease
Interventions
nutritional supplement, recombinant human growth hormone (rcGH), exercise
Dietary Supplement · Drug · Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 75 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2006
U.S. locations
1
States / cities
Nashville, Tennessee
Completed No phase listed Observational Accepts healthy volunteers

Malnutrition Associated With Complications After Ileostomy Reversal

NCT03909542
Conditions
Inflammatory Bowel Diseases, Ileostomy
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
Not listed
Enrollment
359 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
New York, New York
Conditions
Neural Tube Defects, Folic Acid Deficiency, Fortification
Interventions
Salt with folic acid and iodine
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of Vitamin D Supplementation and Immune Function

NCT01399151
Conditions
Vitamin D Deficiency
Interventions
Vitamin D - Treatment 1, Vitamin D - Treatment 2, Vitamin D - Treatment 3
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
20 Years to 49 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Davis, California
Conditions
Nutrition Poor, Health Behavior
Interventions
Nutrition technical assistance, Children's environmental health technical assistance
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 70 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Osteomalacia, Neoplasms
Interventions
Not listed
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
8 Years to 100 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Lung Cancer, Malnutrition, Pancreatic Cancer, Prostate Cancer, Weight Changes
Interventions
Medical nutrition therapy, Standard Care
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 120 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
New Brunswick, New Jersey
Completed Not applicable Interventional

Whipple Protein Study

NCT04306874
Conditions
Pancreatic Cancer, Malnutrition
Interventions
Ensure Max Protein
Dietary Supplement
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Malnutrition
Interventions
Continuous Tube Feedings
Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Conditions
COVID-19
Interventions
Q-NRG Metobolic Cart Device, MuscleSound Ultrasound, Multifrequency Bioimpedance Spectroscopy
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Durham, North Carolina