Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 10, 2026, 3:29 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Recruiting No phase listed Observational Accepts healthy volunteers

Healthy Volunteers Study

NCT06962059
Conditions
Ovarian Cancer, Genetic Predisposition to Disease
Interventions
Self-Administered Sample Collection
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
30 Years to 50 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Concord Grape Polyphenol-soy Protein Isolate Complex (GP-SPI) on Gut Microbiota

NCT04018066
Conditions
Mechanisms, Defense
Interventions
GP-SPI
Dietary Supplement
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 35 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
New Brunswick, New Jersey
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Discovery of Biological Signatures for Cruciferous Vegetable Intake (Single Serving)

NCT04641026
Conditions
Diet, Healthy
Interventions
Broccoli sprouts, Deuterium oxide-labelled broccoli sprouts, Alfalfa sprouts, Deuterium oxide-labelled alfalfa sprouts
Other
Lead sponsor
Oregon State University
Other
Eligibility
18 Years to 60 Years
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Corvallis, Oregon
Conditions
Necrotizing Enterocolitis, Bronchopulmonary Dysplasia, Growth Failure
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
Up to 33 Weeks
Enrollment
300 participants
Timeline
2018 – 2027
U.S. locations
1
States / cities
Sacramento, California
Completed No phase listed Observational Accepts healthy volunteers

GI Tract Biomarkers in Infants With Different Diets

NCT03751137
Conditions
Obesity, Childhood
Interventions
Not listed
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
6 Weeks to 3 Months
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Wilmington, Delaware
Conditions
Type 1 Diabetes Mellitus
Interventions
Bioelectrical Impedance Analysis, Total Body Dual-energy X-ray Absorptiometry, Blood draw
Diagnostic Test
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
5 Years to 17 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Completed Phase 1 Interventional Accepts healthy volunteers

In Vivo Assessment of Cellular Metabolism in Humans

NCT02748369
Conditions
Normal Cellular Metabolism
Interventions
Somatostatin, Glucagon
Drug
Lead sponsor
K. Sreekumaran Nair
Other
Eligibility
18 Years to 45 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Gastrointestinal Microbiome, Metabolome, Pediatric Obesity, Dietary Approaches to Stop Hypertension
Interventions
KIDFIT Healthy, KIDFIT Safe
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
3 Years to 5 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Healthy
Interventions
Not listed
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
20 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Beltsville, Maryland
Conditions
Health Adults
Interventions
Whey Protein, Pea protein
Other
Lead sponsor
Louisiana State University Health Sciences Center in New Orleans
Other
Eligibility
25 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
New Orleans, Louisiana
Recruiting Not applicable Interventional Accepts healthy volunteers

Gut Microbiota-dependent Health Impacts of Haskap Berries

NCT06546020
Conditions
Metabolic Disease, Inflammation, Microbial Colonization
Interventions
Haskap berry smoothie, Placebo comparator
Dietary Supplement
Lead sponsor
Montana State University
Other
Eligibility
35 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Bozeman, Montana
Conditions
Obesity
Interventions
Not listed
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
18 Years to 25 Years
Enrollment
92 participants
Timeline
2019 – 2022
U.S. locations
1
States / cities
Boulder, Colorado
Completed Phase 2 Interventional Results available

Antibiotic "Dysbiosis" in Preterm Infants

NCT02784821
Conditions
Enterocolitis, Necrotizing, Bacteremia, Bronchopulmonary Dysplasia, Intraventricular Hemorrhage, Periventricular Leukomalacia, Chronic Lung Disease, Ileal Perforation
Interventions
Antibiotic, Gastric fluid, Breast milk, Stool samples, Antibiotics
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
23 Weeks to 33 Weeks
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Obesity, Overweight, Type 1 Diabetes Mellitus
Interventions
No intervention
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
7 Years to 17 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
San Diego, California
Conditions
Phenylketonurias
Interventions
Palynziq
Drug
Lead sponsor
Emory University
Other
Eligibility
16 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
2
States / cities
Atlanta, Georgia
Recruiting No phase listed Observational Accepts healthy volunteers

Developmental Impacts of Microplastics Exposure in Early Life

NCT06107933
Conditions
Infant Development, Breast Feeding, Environmental Exposure
Interventions
Observational only
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Red and Processed Meat Effects on the Metabolome and Microbiome

NCT05274906
Conditions
Controlled Feeding Trial, Healthy Eating Index, Red Meat, Meat
Interventions
Randomized, cross-over controlled feeding trial testing a Healthy Eating Index 2015 (HEI-2015) diet with and without red and processed meat
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 50 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Intensive Meditation in Novice and Experienced Meditators
Interventions
Advanced multi-component meditation practice
Behavioral
Lead sponsor
Tobias Moeller-Bertram
Industry
Eligibility
21 Years and older
Enrollment
21 participants
Timeline
2022 – 2023
U.S. locations
1
States / cities
Palm Desert, California
Conditions
Spinal Cord Injury
Interventions
Not listed
Lead sponsor
University of British Columbia
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Manhasset, New York
Conditions
Healthy
Interventions
Not listed
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
20 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Beltsville, Maryland
Conditions
Minimal Hepatic Encephalopathy
Interventions
rifaximin
Drug
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Richmond, Virginia
Completed Not applicable Interventional Accepts healthy volunteers

Assessing the Dose Response of a Lead Fiber Snack Prototype

NCT04729816
Conditions
Microbiota, Gastrointestinal Microbiome
Interventions
Controlled, high fat/low fiber diet background diet, sequentially supplemented with an escalating dose of a fiber-blend snack food.
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Hiv, Lung Injury
Interventions
Not listed
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Baton Rouge, Louisiana • New Orleans, Louisiana