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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Metabolome Clear all
Recruiting Not applicable Interventional

Maternal Stress on Human Milk and Infant Outcomes

NCT04821544
View directory record Official record
Conditions
Postpartum Depression, Preterm Labor
Interventions
Mindfulness-based intervention (with a focus on self-compassion; MBSC), Vitamin D
Behavioral · Dietary Supplement
Lead sponsor
University of Idaho
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Coeur d'Alene, Idaho
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Sep 23, 2026, 7:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

MACS and Healthy Volunteers Bone Study

NCT04343560
View directory record Official record
Conditions
MACS Syndrome
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
380 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 26, 2023 · Synced Sep 23, 2026, 7:29 AM EDT
Recruiting No phase listed Observational

InterNatIonal CHildhood Leukemia Microbiome/MEtabolome Cohort

NCT05929976
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, Nutrition Aspect of Cancer, Microtia, Genetic Predisposition
Interventions
No intervention
Other
Lead sponsor
Columbia University
Other
Eligibility
3 Years to 18 Years
Enrollment
4,900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 21, 2025 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fiber Blends and Gut Microbiota (FB)

NCT04101344
View directory record Official record
Conditions
Gut Microbiome
Interventions
Two fiber-blend snack and four fiber-blend snack
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 26, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Dietary Protein on the Metabolome

NCT05377892
View directory record Official record
Conditions
Diet, Healthy
Interventions
Dietary protein
Other
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 30 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Sep 23, 2026, 7:29 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

COPD Metabolome, Smoking Oxidants and Aberrant Ciliated Cell Function

NCT01974154
View directory record Official record
Conditions
COPD, Smoking
Interventions
Cohort I, Cohort II
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2020 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Feasibility of Rice Bran Supplementation in Children

NCT02557373
View directory record Official record
Conditions
Dietary Rice Bran Supplementation
Interventions
Vitamin A, Rice Bran + Vitamin A
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
4 Months to 10 Months
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 20, 2017 · Synced Sep 23, 2026, 7:29 AM EDT
Active, not recruiting Early Phase 1 Interventional

The Gut, Liver And Metabolome in Human Immunodeficiency Virus and Non Alcoholic Fatty Liver Disease

NCT06113003
View directory record Official record
Conditions
HIV, Non-Alcoholic Fatty Liver Disease, Metabolic-Associated Steatotic Liver Disease
Interventions
Prebiotic, Probiotic
Dietary Supplement
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 89 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Sep 23, 2026, 7:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Discrimination and the Brain-Gut-Microbiome (BGM) Axis

NCT05120908
View directory record Official record
Conditions
Discrimination, Racial, Social Isolation, Stress
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
266 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 9, 2025 · Synced Sep 23, 2026, 7:29 AM EDT
Completed No phase listed Observational

Effects of Using E-Cigarettes on Lungs in People With HIV (HBS Ancillary)

NCT04794543
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 25, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Pea Fiber Supplementation on the Gut Microbiota and Host Metabolome and Proteome (FIB)

NCT04159259
View directory record Official record
Conditions
Microbial Colonization
Interventions
Low fiber diet, Pea Fiber Bar
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 26, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessing the Dose Response of a Lead Fiber Snack Prototype

NCT04729816
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 26, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

American Cranberries to Prevent UTIs in Susceptible Women

NCT04626362
View directory record Official record
Conditions
Healthy
Interventions
Cranberry juice
Other
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 65 Years · Female only
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 23, 2026, 7:29 AM EDT
Completed No phase listed Observational

Gastrointestinal and Urinary Tract Microbiome After SCI

NCT02903472
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Sep 23, 2026, 7:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

GI Tract Biomarkers in Infants With Different Diets

NCT03751137
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced Sep 23, 2026, 7:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pre-analytical Sample Handling Conditions and Their Effects on the Human Serum Metabolome

NCT02697500
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 3, 2016 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional

The Effect of Increasing Dietary Protein on the Gut Microbiome and Its Metabolites

NCT06677333
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 5, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dose-dependent Identification of Unique Biomarkers

NCT05600348
View directory record Official record
Conditions
Healthy
Interventions
Pork Consumption
Dietary Supplement
Lead sponsor
San Diego State University
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Flavonoid-rich Supplement Influence on the Human Metabolome

NCT03004742
View directory record Official record
Conditions
Inflammation
Interventions
Flavonoid, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 1, 2017 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dairy Fat and Fermentation Study

NCT05840081
View directory record Official record
Conditions
Heart Diseases, Microbial Colonization, Inflammation
Interventions
Milk or yogurt beverage
Other
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Phase 2 Interventional Results available

Antibiotic "Dysbiosis" in Preterm Infants

NCT02784821
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Aronia Berry Consumption on Inflammation, Metabolites, and the Gut Microbiome

NCT05255718
View directory record Official record
Conditions
Inflammation, Metabolic Disorder, Hypertriglyceridemia
Interventions
Aronia juice, Placebo
Dietary Supplement · Other
Lead sponsor
Montana State University
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Bozeman, Montana
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Fecal Metabolome and the Intestinal Microbiota in Irritable Bowel Syndrome

NCT02981888
View directory record Official record
Conditions
IBS
Interventions
X-Ray
Radiation
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 28, 2024 · Synced Sep 23, 2026, 7:29 AM EDT
Recruiting Phase 1 Interventional

Evaluating the Effect Of Rifaximin on the Gut Microbiota and Metabolome in SIBO Using CapScan®

NCT06298409
View directory record Official record
Conditions
Small Intestinal Bacterial Overgrowth
Interventions
CapScan collection capsule
Device
Lead sponsor
Envivo Bio Inc
Industry
Eligibility
18 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Mountain View, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Sep 23, 2026, 7:29 AM EDT