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Showing 1–24 of 58 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Malnutrition, Child Clear all
Completed Phase 4 Interventional

A Randomized Phase IV Control Trial of Single High Dose Oral Vitamin D3 in Pediatric Patients Undergoing HSCT

NCT03176849
View directory record Official record
Conditions
Vitamin D Deficiency, Stem Cell Transplant Complications, Pediatric Cancer, Blood Disorder, Pediatric Acute Myeloid Leukemia, Pediatric Acute Lymphoid Leukemia, Myelodysplastic Syndromes, Sickle Cell Anemia in Children, Aplastic Anemia, Thalassemia in Children
Interventions
Vitamin D3, Standard Vitamin D3 Supplementation
Dietary Supplement
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
1 Year to 25 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 16, 2020 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 2 Interventional Results available

Correction of Vitamin D Levels and Its Effect on Insulin Resistance and Weight Gain in Obese Youth

NCT02168660
View directory record Official record
Conditions
Obesity, Insulin Resistance, Vitamin D Deficiency
Interventions
Vitamin D3
Drug
Lead sponsor
Perrin C White, MD
Other
Eligibility
6 Years to 17 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 8, 2019 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Vitamin D Dose and Genotype of the Binding Protein in Infants and Children

NCT01050387
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
Vitamin D
Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
6 Months to 6 Years
Enrollment
193 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 4, 2014 · Synced Jul 21, 2026, 11:57 AM EDT
Terminated Phase 1 Interventional

Vitamin D Supplementation as Non-toxic Immunomodulation in Children With Crohn's Disease

NCT01046773
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 6, 2018 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Management of Severe Acute Malnutrition in SCD, in Northern Nigeria

NCT03634488
View directory record Official record
Conditions
Sickle Cell Anemia, Severe Acute Malnutrition
Interventions
hydroxyurea (20mg/kg/day), Ready-to-use therapeutic food
Drug · Dietary Supplement
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
5 Years to 12 Years
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 26, 2024 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Vitamins on Academic Performance of School Children

NCT00418990
View directory record Official record
Conditions
Malnutrition
Interventions
Multivitamin/Mineral supplements
Drug
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
8 Years to 12 Years
Enrollment
1,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 4, 2007 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 1 Interventional

Effect of Cinacalcet on Parathyroid Hormone Secretion in Children and Adolescents With Hypophosphatemic Rickets

NCT00195936
View directory record Official record
Conditions
Hypophosphatemic Rickets, X-Linked Dominant
Interventions
Cinacalcet
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
5 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 18, 2021 · Synced Jul 21, 2026, 11:57 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Penicillamine Chelation for Children With Lead Poisoning

NCT00552630
View directory record Official record
Conditions
Lead Poisoning, Vitamin D Deficiency
Interventions
d-penicillamine, placebo
Device · Drug
Lead sponsor
FDA Office of Orphan Products Development
Federal
Eligibility
6 Months to 16 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 3 Interventional

Hepatic Dysfunction, Vitamin D Status, and Glycemic Control in Diabetes

NCT02132442
View directory record Official record
Conditions
Type 2 Diabetes, Nonalcoholic Fatty Liver Disease, Vitamin D Deficiency
Interventions
Ergocalciferol, placebo
Dietary Supplement
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
10 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2017 · Synced Jul 21, 2026, 11:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study to Assess the Use of a Simple Lab Test to Screen for Rickets in Children

NCT00502866
View directory record Official record
Conditions
Rickets
Interventions
Not listed
Lead sponsor
Agency for Healthcare Research and Quality (AHRQ)
Federal
Eligibility
6 Months to 15 Months
Enrollment
246 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 7, 2014 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vitamin D and Vascular Health in Children

NCT01797302
View directory record Official record
Conditions
Obesity, Vitamin D Deficiency
Interventions
Vitamin D3
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
10 Years to 18 Years
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2020 · Synced Jul 21, 2026, 11:57 AM EDT
Terminated Phase 3 Interventional Results available

Phase 3 Safety and Efficacy Study of CTAP101 Extended-release Capsules in Children With Secondary Hyperparathyroidism

NCT05543928
View directory record Official record
Conditions
Chronic Kidney Disease stage3, Chronic Kidney Disease stage4, Vitamin d Deficiency, Secondary Hyperparathyroidism
Interventions
CTAP101, Placebo
Drug
Lead sponsor
OPKO Health, Inc.
Industry
Eligibility
8 Years to 17 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Columbus, Ohio • Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 24, 2025 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Vitamin D Deficiency and Dysautonomia

NCT03032328
View directory record Official record
Conditions
Vitamin D Deficiency, Orthostatic Intolerance, Nausea
Interventions
vitamin D supplement
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
10 Years to 18 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 26, 2023 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Vitamin D Status of Pregnant Women and Their Children in Eau Claire, South Carolina

NCT00412087
View directory record Official record
Conditions
Vitamin D Deficiency, Pregnancy
Interventions
cholecalciferol (vitamin D3), cholecalciferol
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
564 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 28, 2016 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Keiki (Pediatric) Produce Prescription (KPRx) Program Hawaii

NCT05442424
View directory record Official record
Conditions
Malnutrition, Child, Obesity, Food Selection, Nutrition Poor
Interventions
Produce Voucher, Wait-List Control
Behavioral
Lead sponsor
University of Hawaii
Other
Eligibility
2 Years to 8 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Mar 29, 2025 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Acceptability and Tolerance of a Protein and Micronutrient Fortified Food

NCT03041103
View directory record Official record
Conditions
Poor Nutrition
Interventions
Food Product 1
Other
Lead sponsor
University of California, Davis
Other
Eligibility
9 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Jul 21, 2026, 11:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Novel Screening Tools For the Evaluation and Management of Malnourished Children in the Developing World

NCT02449408
View directory record Official record
Conditions
Overweight, Obesity, Small for Gestational Age, Prematurity
Interventions
Measurement of leptin and adiponectin obtained through blood sampling via venipuncture or finger/heelstick using novel screening tool
Other
Lead sponsor
Duke University
Other
Eligibility
1 Hour to 18 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 26, 2017 · Synced Jul 21, 2026, 11:57 AM EDT
Recruiting Phase 4 Interventional

Safety Study of SMOFlipid to Evaluate the Risk of Developing EFAD and/or PNAC in Pediatric and Adult Patients

NCT06049680
View directory record Official record
Conditions
Malnutrition, Child, Malnutrition, Essential Fatty Acid Deficiency (EFAD), Parenteral Nutrition Associated Cholestasis
Interventions
SMOFlipid® (lipid injectable emulsion)
Drug
Lead sponsor
Fresenius Kabi
Industry
Eligibility
1 Month to 17 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
5
States / cities
Atlanta, Georgia • Chicago, Illinois • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Vitamin A Equivalence of Plant Carotenoids in Children

NCT00680212
View directory record Official record
Conditions
Vitamin A Deficiency
Interventions
dietary carotenoids, spinach, rice, and synthetic beta-carotene
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
6 Years to 8 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 17, 2009 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Results available

Vitamin D Supplementation in Psychiatric Illnesses

NCT01004354
View directory record Official record
Conditions
Obesity, Vitamin D Deficiency, Psychosis, Schizophrenia, Schizoaffective Disorder
Interventions
Ergocalciferols
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
10 Years to 18 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 5, 2017 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional

African American Children, Glycemic Control, and Type 2 Diabetes

NCT01325987
View directory record Official record
Conditions
Type 2 Diabetes, Vitamin D Deficiency
Interventions
Vitamin D2, Sugar pill
Dietary Supplement · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
12 Years to 18 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 19, 2014 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 2 Interventional Results available

Study of the Safety, Pharmacodynamics (PD) and Efficacy of KRN23 in Children From 1 to 4 Years Old With X-linked Hypophosphatemia (XLH)

NCT02750618
View directory record Official record
Conditions
X-Linked Hypophosphatemia
Interventions
Burosumab
Biological
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
1 Year to 4 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
3
States / cities
New Haven, Connecticut • Indianapolis, Indiana • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Asthma and Obesity Diet Versus Exercise

NCT03644355
View directory record Official record
Conditions
Obesity, Childhood, Asthma in Children, Inflammatory Response, Metabolic Syndrome, Nutrition Poor, Physical Activity, Behavior, Eating, Molecular Biology, Restriction Fragment Length Polymorphisms, Maternal Exposure, Genetic Change
Interventions
Lifestyle counseling
Behavioral
Lead sponsor
Louisiana State University Health Sciences Center in New Orleans
Other
Eligibility
13 Years to 19 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 22, 2018 · Synced Jul 21, 2026, 11:57 AM EDT
Completed Phase 2 Interventional Results available

Extension Study of Protocol ENB-006-09 - Study of Asfotase Alfa in Children With Hypophosphatasia (HPP)

NCT01203826
View directory record Official record
Conditions
Hypophosphatasia (HPP)
Interventions
Asfotase Alfa
Biological
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
5 Years to 12 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 12, 2019 · Synced Jul 21, 2026, 11:57 AM EDT