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ClinicalTrials.gov public records Last synced May 21, 2026, 8:09 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Microbiome Clear all
Terminated Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
NAFLD
Interventions
Inulin, Placebo
Dietary Supplement
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
35 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 12, 2023 · Synced May 21, 2026, 8:09 PM EDT
Completed Phase 1 Interventional Results available
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Acetylated and Butyrylated High Amylose Maize Starch
Drug
Lead sponsor
Indiana University
Other
Eligibility
11 Years to 17 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 30, 2024 · Synced May 21, 2026, 8:09 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 59 Years · Female only
Enrollment
221 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Microbiome
Interventions
strawberry powder, placebo powder
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced May 21, 2026, 8:09 PM EDT
Enrolling by invitation Not applicable Interventional
View directory record Official record
Conditions
Dental Prosthesis
Interventions
MI Paste
Device
Lead sponsor
University of Iowa
Other
Eligibility
65 Years to 105 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced May 21, 2026, 8:09 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Cancer
Interventions
Not listed
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced May 21, 2026, 8:09 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Cirrhosis
Interventions
dual cholate
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Physical activity intervention
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
21 Years to 69 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced May 21, 2026, 8:09 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Crohn Disease, Ulcerative Colitis, Irritable Bowel Syndrome, Celiac Disease, Healthy
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
4 Years to 65 Years
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced May 21, 2026, 8:09 PM EDT
Active, not recruiting No phase listed Observational
View directory record Official record
Conditions
Growth Disorders, Growth Failure, Prematurity
Interventions
Caloric Requirement
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Not listed
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 31, 2025 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Infant Growth, Infant Body Fat, Infant Gut Microbiome
Interventions
a high-protein complementary diet with meat, a high-protein complementary diet with dairy
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
1 Month to 5 Months
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 9, 2019 · Synced May 21, 2026, 8:09 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Gut Microbiome
Interventions
Garden-fresh Produce, Supermarket Produce
Other
Lead sponsor
University of Oregon
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 16, 2024 · Synced May 21, 2026, 8:09 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Sepsis, Trauma Injury
Interventions
Human feces collection
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 110 Years
Enrollment
468 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Healthy
Interventions
TMAO dietary precursors, Control (or active comparator)
Other
Lead sponsor
Cornell University
Other
Eligibility
21 Years to 50 Years · Male only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
2
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Female Breast Cancer
Interventions
Home-based exercise intervention
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 21, 2024 · Synced May 21, 2026, 8:09 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Obesity and Overweight, Breast Cancer Survivorship
Interventions
Broccoli microgreen (BMG)
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced May 21, 2026, 8:09 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Breast Cancer, Early-stage Breast Cancer
Interventions
Fasting
Behavioral
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 16, 2025 · Synced May 21, 2026, 8:09 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Autism Spectrum Disorder, Adverse Childhood Experiences, Stress Reaction
Interventions
Probiotic
Dietary Supplement
Lead sponsor
Nova Southeastern University
Other
Eligibility
4 Years to 95 Months
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Davie, Florida
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced May 21, 2026, 8:09 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Suspected or Confirmed COVID-19
Interventions
NBT-NM108, Usual Care Only
Drug · Other
Lead sponsor
Notitia Biotechnologies Company
Industry
Eligibility
18 Years to 79 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Oct 7, 2024 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Colorectal Neoplasms, Gastrointestinal Microbiome
Interventions
Gixam
Device
Lead sponsor
Jubaan Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
426 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 19, 2025 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Oral Cancer
Interventions
ProDentis Lozenge, Placebo Lozenge
Dietary Supplement · Other
Lead sponsor
University of Iowa
Other
Eligibility
21 Years to 89 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced May 21, 2026, 8:09 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Gastrointestinal Symptoms
Interventions
GlutenShield, Placebo
Dietary Supplement · Other
Lead sponsor
East Tennessee State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Johnson City, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Gastrointestinal Microbiome, Nutrition, Healthy
Interventions
AG1 - Nutritional Supplement, Placebo
Dietary Supplement
Lead sponsor
Athletic Greens International
Industry
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated May 3, 2025 · Synced May 21, 2026, 8:09 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Dental Caries, Dental Plaque, Dental White Spot
Interventions
Extended Contact RMGI (Resin-modified Glass Ionomer) Varnish, 5% Sodium Fluoride Varnish
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
12 Years to 27 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 10, 2025 · Synced May 21, 2026, 8:09 PM EDT