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ClinicalTrials.gov public records Last synced Oct 23, 2026, 6:59 PM EDT

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Showing 1–24 of 455 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Gut Health Clear all
Withdrawn Not applicable Interventional

Integrated Behavioral Health Innovations in Childhood Chronic Illness Care Delivery Systems

NCT02740309
View directory record Official record
Conditions
Inflammatory Bowel Disease
Interventions
Integrated Brief Behavior Therapy (IBBT) Intervention, Treatment as usual
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
12 Years to 21 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 5, 2018 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Latino Peers as Patient Navigators for Colon Cancer Screening

NCT02226107
View directory record Official record
Conditions
Colon Cancer
Interventions
Peer-PN, Pro-PN
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
50 Years and older
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 1, 2015 · Synced Oct 23, 2026, 6:59 PM EDT
Recruiting Not applicable Interventional

Building Connections

NCT07091032
View directory record Official record
Conditions
Cancer Colorectal, Cancer Cervix, Depression, Anxiety, Obesity
Interventions
Treatment as Usual, Building Connections Intervention
Other · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
3,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 23, 2026, 6:59 PM EDT
Terminated Not applicable Interventional

A Multimodal Enhanced Recovery Program in Anorectal Surgery

NCT03992079
View directory record Official record
Conditions
Colorectal Disorders, Anorectal Disorder, Patient Satisfaction, Pain, Postoperative, Opioid Use, Opioid Abuse, Opioid Dependence
Interventions
ReCOVER Enhanced Recovery Protocol
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 25, 2020 · Synced Oct 23, 2026, 6:59 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Gut, Immune, and Vascular Health in Metabolically Healthy Obesity

NCT07559227
View directory record Official record
Conditions
Metabolically Healthy Obesity
Interventions
Inulin Supplementation, Maltodextrin (Placebo), High-fat meal
Dietary Supplement · Other
Lead sponsor
Ball State University
Other
Eligibility
18 Years to 55 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Muncie, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

An 8-Week Study Evaluating Gut and Digestive Health After Use of a Dietary Supplement System

NCT07421596
View directory record Official record
Conditions
Gastrointestinal Symptoms, Digestive Health, Gut Health
Interventions
PhytoPower 1 and PhytoPower 2
Dietary Supplement
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Reducing VA No-Shows: Evaluation of Predictive Overbooking Applied to Colonoscopy

NCT01639443
View directory record Official record
Conditions
Colon Cancer
Interventions
Predictive no-show overbooking
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 12, 2018 · Synced Oct 23, 2026, 6:59 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Improving Colonoscopy Surveillance for Patients With High Risk Colon Polyps

NCT06376565
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Best Practice, Communication Intervention, Interview
Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
1,680 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Scaling CRC Screening Through Outreach, Referral, and Engagement (SCORE)

NCT04406714
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Trial Mailed FIT Intervention - Age Group 50-75, Sub-Study Mailed FIT Intervention Enhanced Envelope - Age Group 45-49, Sub-Study Mailed FIT Active Comparator Plain Envelope - Age Group 45-49
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
45 Years to 75 Years
Enrollment
4,318 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
Ahoskie, North Carolina • Hendersonville, North Carolina
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

mPATH-Cloud for Colorectal Cancer Screening

NCT06441487
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Mobile Health Decision Support, Usual care
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
45 Years to 73 Years
Enrollment
1,062 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Not listed Not applicable Interventional

Teen-to-Teen Videos to Improve Electronic Medical Record Portal Knowledge and Personal Health Information Engagement

NCT06096987
View directory record Official record
Conditions
Inflammatory Bowel Diseases
Interventions
Electronic medical record portal videos, General adolescent health videos
Other
Lead sponsor
Huang, Jeannie, M.D.
Individual
Eligibility
12 Years to 26 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 24, 2023 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Trial to Evaluate Dietary Supplements to Maintain Gut Health During Travel

NCT04605783
View directory record Official record
Conditions
Diarrhea
Interventions
Travelan®, Placebo
Dietary Supplement · Other
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
851 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
4
States / cities
Honolulu, Hawaii • Marine Corps Base Camp Lejeune, North Carolina • Portsmouth, Virginia + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fermented Vegetables and Gut Microbiome Pilot Study

NCT06883994
View directory record Official record
Conditions
Fermented Vegetable Intake, Fermented Vegetable Acceptability, Gut Health, Gut Microbiome, Gastrointestinal Immune Function, Microbiome
Interventions
Fermented vegetable intervention
Other
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Trial to Evaluate the Effects of A Supplement on Supporting Signs of Metabolic Health

NCT07765394
View directory record Official record
Conditions
Metabolic Health, Weight Management, Body Confidence, Gut Health
Interventions
Hello Burn Activate
Dietary Supplement
Lead sponsor
Love Wellness
Industry
Eligibility
25 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional

Use of SBI in IBS Subjects Following a Successful Treatment of Small Intestinal Bacterial Overgrowth

NCT02251483
View directory record Official record
Conditions
Diarrhea Predominant Irritable Bowel Syndrome, Small Intestinal Bacterial Overgrowth
Interventions
Serum-derived bovine immunoglobulin protein isolate (SBI), Placebo
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2015 · Synced Oct 23, 2026, 6:59 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Choose It and Use It: Choice, Implementation Intentions and At-Home Colorectal Cancer Screening

NCT06085560
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Usual Care Message, Implementation Intention Intervention: Standard Message, Implementation Intention Intervention: Culturally-Targeted Message
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
45 Years to 72 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional

Standard Versus Mnemonic Counseling for Fecal Incontinence

NCT01778660
View directory record Official record
Conditions
Fecal Incontinence, Counselling, Patient Satisfaction
Interventions
Type of Counselling (Mnemonic), Standard
Other
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Apr 8, 2014 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional

Comparison of Different Oral Rehydration Solutions

NCT02142582
View directory record Official record
Conditions
Short Bowel Syndrome
Interventions
WHO ORS, Commercial ORS
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional

Digital Support for Mental Health Intervention in Patients With Inflammatory Bowel Disease

NCT06575660
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Anxiety, Depression, Ulcerative Colitis, Crohn Disease
Interventions
Mental health support session
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 23, 2026, 6:59 PM EDT
Recruiting Not applicable Interventional

Colorectal Cancer Screening Outreach

NCT07345676
View directory record Official record
Conditions
Colo-rectal Cancer
Interventions
Bundled messaging intervention
Behavioral
Lead sponsor
Yale University
Other
Eligibility
45 Years to 75 Years
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Not yet recruiting Not applicable Interventional

A Well-Being Intervention for People With IBS

NCT07600047
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Well-Being Intervention
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 23, 2026, 6:59 PM EDT
Completed No phase listed Observational Results available

Facilitators and Barriers to Cancer Screening: Stakeholder Perspectives on Implementation

NCT04683744
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Semi-structured interviews-Patients, Semi-structured interviews-Health system
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 31, 2025 · Synced Oct 23, 2026, 6:59 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Low Sugar Protein Pacing, Intermittent Fasting Diet in Men and Women

NCT04327141
View directory record Official record
Conditions
Weight Loss, Gut Microbiome, Anti-Aging
Interventions
P-IF, HH
Behavioral
Lead sponsor
Skidmore College
Other
Eligibility
25 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Saratoga Springs, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2024 · Synced Oct 23, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Smartphone-Based Intervention to Improve Colorectal Cancer Screening in African American Men

NCT06052202
View directory record Official record
Conditions
Colorectal Cancer
Interventions
CRC mHealth, Control
Behavioral
Lead sponsor
ISA Associates, Inc.
Other
Eligibility
45 Years to 75 Years · Male only
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Alexandria, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 2, 2026 · Synced Oct 23, 2026, 6:59 PM EDT