Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 18, 2026, 4:55 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: Gut Permeability Clear all
Completed Phase 4 Interventional Results available

rHGH and Intestinal Permeability in Intestinal Failure

NCT01380366
View directory record Official record
Conditions
Short Bowel Syndrome
Interventions
Somatropin, Seven Day Food Diary, Blood Tests (standard of care), Fasting, Sugar Permeability Test, Urine Collection
Drug · Procedure · Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 7, 2016 · Synced Sep 18, 2026, 4:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Increased Gut Permeability to Lipopolysaccharides (LPS) in Parkinson's Disease

NCT01155492
View directory record Official record
Conditions
Parkinson's Disease, Multiple System Atrophy
Interventions
Not listed
Lead sponsor
Rush University Medical Center
Other
Eligibility
25 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 29, 2013 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Phase 2 Interventional Results available

Lubiprostone as a Modulator of Gut Microbial Translocation in HIV With Incomplete CD4 Recovery on Antiretroviral Therapy

NCT01839734
View directory record Official record
Conditions
HIV
Interventions
Lubiprostone
Drug
Lead sponsor
Ruth M. Rothstein CORE Center
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 29, 2023 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Phase 4 Interventional

Comparing Semaglutide Versus Placebo on Intestinal Barrier Function in Type 2 Diabetes Mellitus (SIB)

NCT04979130
View directory record Official record
Conditions
Type 2 Diabetes, Chronic Inflammation, Intestinal Permeability
Interventions
Semaglutide, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 89 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 19, 2025 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Early Phase 1 Interventional

Effects of a Western-type Diet on Colorectal Inflammation

NCT00866450
View directory record Official record
Conditions
Colorectal Inflammation
Interventions
Western style diet (high fat and low in calcium), Prudent-style diet (low fat and high in calcium)
Dietary Supplement
Lead sponsor
Rockefeller University
Other
Eligibility
50 Years to 72 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 10, 2012 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Gut Permeability, Sensitivity and Symptomatology

NCT02358564
View directory record Official record
Conditions
Irritable Bowel Syndrome, Visceral Hypersensitivity
Interventions
Gastrointestinal Permeability Test, Upper Endoscopy, Rectal Barostat and Infusion of Fats
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 4, 2021 · Synced Sep 18, 2026, 4:55 PM EDT
Not listed Not applicable Interventional

Intestinal Inflammation and Carbohydrate Digestion in Autistic Children

NCT00227487
View directory record Official record
Conditions
Autism, Inflammation
Interventions
Stool collection, Administration of carbohydrate solution during clinically indicated endoscopy, Questionnaires
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Months to 17 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2017
U.S. locations
2
States / cities
Boston, Massachusetts • Newton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of an Encapsulated Calcium Butyrate Dietary Supplement on Gut Health

NCT06397482
View directory record Official record
Conditions
Healthy, Gastrointestinal Discomfort
Interventions
Encapsulated Calcium Butyrate
Dietary Supplement
Lead sponsor
Kemin Foods LC
Industry
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Sep 18, 2026, 4:55 PM EDT
Completed No phase listed Observational

The Role of the Pregnane X Receptor (PXR) in Indole Signaling and Intestinal Permeability in Inflammatory Bowel Disease

NCT04089501
View directory record Official record
Conditions
Inflammatory Bowel Diseases
Interventions
Stool collection, Biopsy collection
Diagnostic Test
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
Up to 65 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 15, 2019 · Synced Sep 18, 2026, 4:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Gut Permeability Assessment in Celiac and Gluten Sensitive Children

NCT02690532
View directory record Official record
Conditions
Celiac Disease
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
2 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Phase 2 Interventional Results available

Glutamine for the Treatment of Patients With Irritable Bowel Syndrome

NCT01414244
View directory record Official record
Conditions
Diarrhea-Predominant Irritable Bowel Syndrome
Interventions
Glutamine
Drug
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 72 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 8, 2017 · Synced Sep 18, 2026, 4:55 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Microbiome in Aging of Gut and Brain

NCT07799402
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer Disease (AD), Dementia
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2031
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Oral Administration of MB-102 Versus Dual Sugar Testing for Gut Permeability

NCT03962998
View directory record Official record
Conditions
Crohn Disease
Interventions
Lactulose/Rhamnose solution, MB-102
Drug
Lead sponsor
MediBeacon
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Green Tea Confection For Resolving Gut Permeability-Induced Metabolic Endotoxemia In Obese Adults

NCT03413735
View directory record Official record
Conditions
Obesity, Endotoxemia, Inflammation
Interventions
Green Tea Extract, Placebo
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Sep 18, 2026, 4:55 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Feasibility Study to Assess a Trans-nasal Intestinal Potential Difference Probe

NCT04565821
View directory record Official record
Conditions
Inflammatory Disease, Permeability; Increased, Crohn Disease, Inflammatory Bowel Diseases, Environmental Enteropathy
Interventions
IPD Probe via TNIT
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Sep 18, 2026, 4:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Intestinal Permeability and Endometriosis

NCT03042923
View directory record Official record
Conditions
Endometriosis
Interventions
lactulose:mannitol (L:M) oral challenge
Drug
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
2
States / cities
Chattanooga, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 27, 2020 · Synced Sep 18, 2026, 4:55 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Dietary Supplementation on Gastrointestinal Barrier Function

NCT06262880
View directory record Official record
Conditions
Intestinal Permeability
Interventions
plant derived phenolics, Microcrystaline cellulose (MCC)
Dietary Supplement · Other
Lead sponsor
Brightseed
Industry
Eligibility
30 Years to 69 Years
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Phase 4 Interventional Results available

Short Bowel Syndrome and Teduglutide Versus Placebo

NCT02099084
View directory record Official record
Conditions
Short Bowel Syndrome
Interventions
Teduglutide, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 21, 2016 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional

A Study of Hemp Hull WFI for IBS Diarrhea

NCT06028035
View directory record Official record
Conditions
Irritable Bowel Syndrome-bile Acid Diarrhea
Interventions
BB01
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Blueberry Consumption on Gastrointestinal Health

NCT03934177
View directory record Official record
Conditions
Obesity, Circadian Dysregulation
Interventions
Blueberry powder, Placebo powder
Dietary Supplement
Lead sponsor
University of Nebraska Lincoln
Other
Eligibility
19 Years to 70 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
2
States / cities
Lincoln, Nebraska • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Hemp Fiber Ingestion and Gut Permeability After Exercise

NCT06204666
View directory record Official record
Conditions
Gastrointestinal Dysfunction, Metabolic Disturbance
Interventions
High Dose Hemp Fiber Bar, Low Dose Hemp Fiber Bar, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Phase 2 Interventional Results available

Does Welchol (Colesevelam Hydrochloride) Improve Colonic Transit in Diarrhea-predominant Irritable Bowel Syndrome (D-IBS)?

NCT00911612
View directory record Official record
Conditions
Irritable Bowel Syndrome, Diarrhea
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 3, 2012 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional

Pilot Study of Diet and Behavior in Children With Autism

NCT01625299
View directory record Official record
Conditions
Autism
Interventions
Gluten and dry milk, Placebo
Dietary Supplement
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
3 Years to 12 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 20, 2012 · Synced Sep 18, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Diet and Systemic Inflammation

NCT01424306
View directory record Official record
Conditions
Low-grade Chronic Inflammation, Intestinal Permeability, Type 2 Diabetes Mellitus, Cardiovascular Disease, Obesity
Interventions
Fructose-sweetened beverages, Glucose-sweetened beverages, High-fructose corn syrup-sweetened beverages
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 13, 2017 · Synced Sep 18, 2026, 4:55 PM EDT