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ClinicalTrials.gov public records Last synced Sep 18, 2026, 1:30 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Conditions
Premature, Preterm Infant Health, Vitamin A Deficiency, Human Milk, Breastfeeding
Interventions
Oral multivitamin containing vitamin A
Dietary Supplement
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Jackson, Mississippi
Conditions
Type1diabetes
Interventions
Very low carbohydrate diet, Standard carbohydrate diet
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Stage IV Pancreatic Cancer
Interventions
Ascorbic Acid
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Fibromyalgia
Interventions
Intravenous micronutrient therapy
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Derby, Connecticut
Conditions
Necrotizing Enterocolitis, Digestive System Abnormalities, Cholestasis
Interventions
remove Mn from PN if evidence of increased brain Mn on MRI
Dietary Supplement
Lead sponsor
Vanderbilt University
Other
Eligibility
30 Days to 12 Months
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Infant, Premature, Diseases
Interventions
Medolac human milk based human milk fortifier (MHMHMF)
Dietary Supplement
Lead sponsor
Northwest Health
Other
Eligibility
23 Weeks to 32 Weeks
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Johnson, Arkansas
Completed Phase 2 Interventional Results available

Micronutrient Supplementation in Children With ASD

NCT05268744
Conditions
Autism Spectrum Disorder
Interventions
Micronutrient
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
5 Years to 22 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers

Developmental Origins of Attention Deficit Hyperactivity Disorder

NCT01982422
Conditions
Inattention, Impulsivity, Anxiety
Interventions
Whole Food, Nutrient-Dense Dietary Intervention, Standard of Care
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Completed Not applicable Interventional Accepts healthy volunteers

Rehydration With a Trace Mineral Supplement

NCT06858904
Conditions
Dehydration (Physiology)
Interventions
Placebo, ConcenTrace, ZeroLyte
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Nutrient Deficiency
Interventions
Pharmavite Nature Made Multi for Him 50+, Placebo
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
45 Years to 75 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Pregnancy
Interventions
Prenatal Capsule, Prenatal Gummy
Dietary Supplement
Lead sponsor
Perelel Inc.
Industry
Eligibility
21 Years to 40 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Results available

Effects of Micronutrient (Chromium) Supplementation on Diabetes

NCT01709123
Conditions
Diabetes Mellitus, Type 1
Interventions
chromium niacinate, placebo
Drug
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
8 Years to 21 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Shreveport, Louisiana
Completed Phase 3 Interventional Results available

Trial to Assess Chelation Therapy (TACT)

NCT00044213
Conditions
Coronary Artery Disease
Interventions
EDTA, EDTA Placebo, High Dose Vitamin, High Dose Vitamin Placebo
Drug · Dietary Supplement
Lead sponsor
Mt. Sinai Medical Center, Miami
Other
Eligibility
50 Years and older
Enrollment
1,708 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
73
States / cities
Little Rock, Arkansas • Danville, California • Fresno, California + 68 more
Conditions
Malnutrition, Pancreatic Cancer
Interventions
proteolytic enzymes, gemcitabine hydrochloride, Gonzalez regimen
Biological · Drug · Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
1
States / cities
New York, New York
Conditions
Obesity
Interventions
Moderate intensity weight loss, High intensity medical weight loss
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

Cyclic Variation in Micronutrient Concentrations and Plasma Volume

NCT03422809
Conditions
Plasma Volume, Micronutrients, Menstrual Cycle
Interventions
Not listed
Lead sponsor
Alison Gernand
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
State College, Pennsylvania
Not listed Not applicable Interventional Accepts healthy volunteers

Vitamin Supplementation After Bariatric Surgery

NCT02686905
Conditions
Complications of Bariatric Procedures, Avitaminosis
Interventions
Chewable Multivitamin with Iron, PatchMD Vitamin D3/Calcium Patch, PatchMD Multivitamin Patch, PatchMD B12 Energy Plus Patch, Chewable Calcium, Quick Dissolve B12
Dietary Supplement
Lead sponsor
California State Polytechnic University, Pomona
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Brea, California
Conditions
Urea Cycle Disorder, Inborn Errors of Metabolism
Interventions
UCD Anamix Infant
Other
Lead sponsor
Nutricia Research
Industry
Eligibility
Up to 30 Days
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Phase 1 Interventional Accepts healthy volunteers

Encapsulated Calcium Absorption in Pregnancy

NCT01678079
Conditions
Pregnancy
Interventions
Encapsulated Calcium, Non-capsulated Calcium
Dietary Supplement
Lead sponsor
The Hospital for Sick Children
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
2
States / cities
Baltimore, Maryland • Houston, Texas
Conditions
Asthma
Interventions
medical food with EPA and GLA, vitamins and minerals, medical food minus EPA and GLA, antioxidant vitamins/minerals
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
6 Years to 14 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Denver, Colorado
Conditions
Chronic Kidney Disease
Interventions
1000 IU of Vitamin D3, 4000 IU of Vitamin D3
Drug
Lead sponsor
Emory University
Other
Eligibility
9 Years to 21 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Cardiovascular Diseases, Metabolic Syndrome X, Hypertension, Inflammation, Atherosclerosis
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
20 Years to 32 Years
Enrollment
4,362 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Stage IV Colorectal Cancer
Interventions
Ascorbic Acid, Irinotecan
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Type 2 Diabetes Mellitus in Obese
Interventions
NDPR diet, USDA healthy eating diet
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts