Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 10:56 AM EDT

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Showing 73–96 of 483 matching trials from the live ClinicalTrials.gov search.
Conditions
Acute Myeloid Leukemia, Hematologic Malignancy, Bone Marrow Transplantation
Interventions
Not listed
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
4 Years to 21 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
C.Difficile Colitis
Interventions
fecal microbiota transplant
Biological
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Hershey, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Particle Size Project

NCT05091801
Conditions
Test if Increased Chewing Will Increased Microbiota SCFA Production
Interventions
Intervention
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Completed Phase 1Phase 2 Interventional Results available

Early FMT for C.Difficile

NCT02465463
Conditions
Clostridium Difficile
Interventions
Fecal microbiota transplant (FMT), flexible sigmoidoscopy
Procedure · Device
Lead sponsor
Emory University
Other
Eligibility
18 Years to 79 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
HIV
Interventions
Fecal Microbiota
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
San Francisco, California
Not listed Not applicable Interventional Accepts healthy volunteers

Walnut Consumption and Gut Microbiota

NCT05441748
Conditions
Obesity, Inflammation
Interventions
Walnuts, Walnut Oil, Control
Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
25 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Urbana, Illinois
Conditions
Microbial Colonization, Cardiovascular Diseases, Obesity
Interventions
Freeze Dried Strawberry Powder, Isocaloric powder
Other
Lead sponsor
University of California, Davis
Other
Eligibility
40 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Davis, California
Conditions
Healthy
Interventions
Jarro-Dophilus EPS® (5 billion CFU/capsule), Jarro-Dophilus EPS® High Potency (25 billion CFU/capsule), Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 50 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Polycystic Kidney Disease
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional Accepts healthy volunteers

Polyphenols and Cognitive Decline

NCT06507254
Conditions
Cognitive Decline, Cognitive Dysfunction
Interventions
Polyphenol Supplement, Placebo Supplement
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Modulating Early Life Microbiome Through Dietary Intervention in Crohn's Disease

NCT03850600
Conditions
Crohn Disease, Pregnancy
Interventions
Diet-CD
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Female only
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
2
States / cities
Worcester, Massachusetts • New York, New York
Conditions
Dysbiosis
Interventions
Screening Criteria Review, Pre-Travel Questionnaire, Pre-Travel Stool Specimen Collection, Short-Term Post-Travel Questionnaire, Short-Term Post-Travel Stool Specimen Collection, Long-Term Post-Travel Questionnaire, Long-Term Post-Travel Stool Specimen Collection
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
2
States / cities
Atlanta, Georgia
Completed Not applicable Interventional Accepts healthy volunteers

Resistant Starch Wheat for Improved Metabolic Health

NCT03082131
Conditions
Gut Microbiota, Metabolism, Metabolic Health
Interventions
Resistant Starch Wheat
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
40 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Davis, California
Conditions
Healthy
Interventions
diet
Other
Lead sponsor
South Dakota State University
Other
Eligibility
50 Years and older
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Brookings, South Dakota
Conditions
HIV
Interventions
Agrarian Diet, Western-type Diet
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Postmenopausal Osteoporosis, Gut Microbiome, Menopause
Interventions
Blackcurrant (BC) extract, Placebo
Drug
Lead sponsor
University of Connecticut
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Storrs, Connecticut
Conditions
Prediabetes, Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Cognition, Microvascular Function, Gut Microbiota, Endothelial Function (Reactive Hyperemia), Arterial Stiffness, Blood Pressure, Adult
Interventions
Peanuts
Dietary Supplement
Lead sponsor
Georgia State University
Other
Eligibility
20 Years to 59 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Hepatic Encephalopathy, Cirrhosis, Liver
Interventions
RBX7455, Placebo
Biological
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years to 75 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Jefferson, Louisiana
Conditions
Intestinal Multi-drug Resistant Organism Colonization
Interventions
Microbiome Therapeutic, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
6
States / cities
Atlanta, Georgia • Johns Creek, Georgia
Conditions
Irritable Bowel Syndrome, Diarrhea
Interventions
Donor Fecal Microbiota Transplantation, Autologous Fecal Microbiota Transplantation
Biological
Lead sponsor
Madhusudan (Madhu) Grover, MBBS
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Evaluation of Milk Polar Lipids in Dyslipidemic Adults With Abdominal Obesity

NCT05700916
Conditions
Dyslipidemias, Obesity
Interventions
Milk Polar Lipid-Rich Dairy Powder, Dairy Powder
Drug · Dietary Supplement
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 70 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Storrs, Connecticut
Terminated Phase 1Phase 2 Interventional Results available

Fecal Microbiota Transplant for Primary CDI

NCT03795233
Conditions
Clostridium Difficile Infection
Interventions
Fecal microbiota transplant G3 capsules, Oral Vancomycin alone
Biological · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Not listed Not applicable Interventional Accepts healthy volunteers

Milk Fat Intake and Metabolic Health Markers

NCT02659748
Conditions
Insulin Sensitivity, Type 2 Diabetes
Interventions
Milk Fat, Control Fat
Dietary Supplement
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
18 Years to 40 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Burlington, Vermont