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ClinicalTrials.gov public records Last synced Oct 22, 2026, 6:02 PM EDT

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Showing 1–24 of 171 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Prebiotics Clear all
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Food Trial to Evaluate the Kinetics of the Medical Foods SBD111 and SBD121 Persistence in Healthy Adults

NCT06614166
View directory record Official record
Conditions
Product Persistence in GI Tract, Kinetics, Rheumatoid Arthritis (RA), Bone Density
Interventions
SBD111 Probiotic Medical Food, SBD121 Probiotic Medical Food
Other
Lead sponsor
Solarea Bio, Inc
Industry
Eligibility
18 Years to 64 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 27, 2025 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Study to Determine the Digestive and Physiological Effects of an Extract From Bran in Healthy Men and Women

NCT01073969
View directory record Official record
Conditions
Healthy
Interventions
wheat bran extract, control wheat bran extract
Other
Lead sponsor
Kellogg Company
Industry
Eligibility
18 Years to 75 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Glen Ellyn, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 23, 2010 · Synced Oct 22, 2026, 6:02 PM EDT
Active, not recruiting Phase 2 Interventional

Impact of a Prebiotic Food-enriched Diet (PreFED) in Combination With Ipilimumab/Nivolumab Combination Immune Checkpoint Blockade (ICB) in ICB-refractory Melanoma Patients

NCT06250335
View directory record Official record
Conditions
ICB-refractory Melanoma
Interventions
Prebiotic Food-Enriched Diet, Ipilimumab, Nivolumab
Other · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Recruiting Not applicable Interventional

Prebiotic Inulin for Late-Reproductive Individuals

NCT07724522
View directory record Official record
Conditions
Obesity & Overweight, Perimenopausal Women, Prebiotics, Inulin, Muscle, Skeletal, Cardiovascular Diseases (CVD), Microbiota, Gastrointestinal Microbiome, Dietary Fiber, Women Health, Vascular Health, Insulin Resistance
Interventions
Inulin, Maltodextrin (Placebo)
Dietary Supplement
Lead sponsor
George Washington University
Other
Eligibility
40 Years to 55 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Impact of Oligosaccharides and Bifidobacteria on the Intestinal Microflora of Premature Infants

NCT00810160
View directory record Official record
Conditions
Fecal Microflora in the Formula Fed Premature Infant
Interventions
ProlactPlus, GOS galacto-oligosaccharides, Bifidobacterium infantis, Bifidobacterium animalis
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
Not listed
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2017 · Synced Oct 22, 2026, 6:02 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

The January Application NUtritional Study (JANUS)

NCT03604250
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Lifestyle plus prebiotic supplement
Dietary Supplement
Lead sponsor
January, Inc.
Industry
Eligibility
30 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Menlo Park, California
Source: ClinicalTrials.gov public record
Updated Jun 9, 2020 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional

The Effects of a High Protein Diet on Microbiota, Gastrointestinal Function and Wellness in Older Women

NCT02445560
View directory record Official record
Conditions
Aging
Interventions
Probiotic capsule and Fiber Sachet, Probiotic capsule and Placebo sachet, Placebo capsule and Fiber Sachet, Placebo capsule and Placebo sachet
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
2
States / cities
Gainesville, Florida • Ocala, Florida
Source: ClinicalTrials.gov public record
Updated Mar 29, 2018 · Synced Oct 22, 2026, 6:02 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Gut Microbiota-Mediated Inflammatory Interactions Between AUD and HIV Infection

NCT06139224
View directory record Official record
Conditions
Alcohol Use Disorder, Human Immunodeficiency Virus
Interventions
4 week prebiotic consumption, 4 week placebo consumption
Dietary Supplement · Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
45 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pharmacokinetic Study of a Novel Nutritional Product on Healthy Men and Women

NCT06316700
View directory record Official record
Conditions
Healthy Aging
Interventions
Nutritional supplement, Placebo
Dietary Supplement
Lead sponsor
Athletic Greens International
Industry
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated May 4, 2025 · Synced Oct 22, 2026, 6:02 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Peanut Butter on Gut and Metabolic Health

NCT06916936
View directory record Official record
Conditions
Dysbiosis
Interventions
Creamy Richards 100% Peanuts! Creamy Natural Peanut Butter, Cadbury Milk Chocolate Spread
Other
Lead sponsor
Florida State University
Other
Eligibility
6 Years to 13 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Completed No phase listed Observational

Schizophrenia and the Gut Microbiome

NCT02921243
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Not listed
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Phase 2 Interventional Results available

Inulin for Infections in the Intensive Care Unit

NCT03865706
View directory record Official record
Conditions
Antibiotic Resistant Infection, Nosocomial Infection, Pathogen Transmission, Nutrition Disorders, Critical Illness, Sepsis
Interventions
Inulin Oral Suspension, Placebo Oral Suspension, Broad-spectrum antibiotics
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 19, 2025 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Studying Glucose and Appetite Response With Alternatives to Soda Pop

NCT06427915
View directory record Official record
Conditions
Healthy Nutrition
Interventions
OLIPOP prebiotic soda, Traditional sugar-sweetened cola
Other
Lead sponsor
Olipop, PBC
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Pinpoint Trial: Prebiotics IN Peanut Oral ImmunoTherapy

NCT05138757
View directory record Official record
Conditions
Peanut Allergy
Interventions
Prebiotic, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
4 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
2
States / cities
Chicago, Illinois • Hyde Park, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Phase 2 Interventional Results available

SH-DS01 on Fecal Metagenomic Stability

NCT04598295
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
DS-01
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Open Label Single Arm Prebiotic Pilot Trial SR001

NCT07127120
View directory record Official record
Conditions
PARKINSON DISEASE (Disorder)
Interventions
Prebiotic fiber blend
Dietary Supplement
Lead sponsor
Sorridi Therapeutics
Industry
Eligibility
60 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Northbrook, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Mechanism of Microbiome-induced Insulin Resistance in Humans (Aim2)

NCT02127125
View directory record Official record
Conditions
Insulin Sensitivity
Interventions
Maltodextrin, Synbiotic, Sevelamer
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 11, 2020 · Synced Oct 22, 2026, 6:02 PM EDT
Terminated Not applicable Interventional

Enteral Feeding Study of Formula Containing Fish Oil in Critical Care Setting

NCT00421941
View directory record Official record
Conditions
Trauma, Tube Feeding
Interventions
Tube feeding
Procedure
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 1, 2013 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Prebiotics on Cognition and Health

NCT04551937
View directory record Official record
Conditions
Physiological Stress, Cognitive Change, Gastrointestinal Health
Interventions
Lactose Free 1% Milk, Lactose Free 1% Milk + 10 g prebiotic
Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
25 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional

Effects of Prebiotic Supplementation and Exercise on Inflammatory Markers, Vascular Function and Cognition in CKD

NCT03689569
View directory record Official record
Conditions
Chronic Kidney Diseases
Interventions
Resistant starch, Exercise, Starch
Dietary Supplement · Behavioral
Lead sponsor
Springfield College
Other
Eligibility
30 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Native Chicory Inulin on Change and Persistence of Gut Microbiota

NCT06528041
View directory record Official record
Conditions
Healthy
Interventions
Inulin, Maltodextrin
Other
Lead sponsor
Purdue University
Other
Eligibility
18 Years to 45 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluate the Effects of Repeated Periods of Modified Fasting to Support Healthy Natural Weight Management and Prevention of Weight Gain

NCT03372109
View directory record Official record
Conditions
Body Weight Changes
Interventions
Meal replacement shake, Multivitamin and mineral capsules, Fish oil with sesame lignans and olive extract softgel, Prebiotic Chewable tablet, Clove Extract and Maqui Berry extract capsule, .Whole Food Blend capsule, Turmeric extract capsule, European White Kidney Bean capsule, Saffron extract capsule, Ubiquinol with Fulvic acid complex softgel, Calcium with Hesperidin and gynostemma extract tablet, Multivitamin and mineral supplement
Dietary Supplement
Lead sponsor
Supplement Formulators, Inc.
Industry
Eligibility
21 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Source: ClinicalTrials.gov public record
Updated Apr 17, 2018 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MOS Prebiotic Potential in Older Adults

NCT05939336
View directory record Official record
Conditions
Healthy
Interventions
Mannooligosaccharides yeast extract
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 99 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 22, 2026, 6:02 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Beans/Bran Enriching Nutritional Eating For Intestinal Health Trial

NCT01929122
View directory record Official record
Conditions
Colorectal Cancer Control and Prevention
Interventions
Placebo-Control Meals and Snacks, Cooked Navy Bean Powder Meals and Snacks, Rice Bran Meals and Snacks
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
2
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 21, 2017 · Synced Oct 22, 2026, 6:02 PM EDT