- Conditions
- Human Microbiome
- Interventions
- Synbiotic, Probiotic, Placebo
- Dietary Supplement
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 75 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- La Jolla, California
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.
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Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Bifidobacteria, Healthy Volunteers
- Interventions
- Placebo (Maltodextrin), Xylooligosarcharide 1.4g, Xylooligosarcharide 2.8g
- Dietary Supplement
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 20 Years to 50 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2013
- U.S. locations
- 2
- States / cities
- Los Angeles, California
- Conditions
- Diverticulitis
- Interventions
- High-dose prebiotic, Low-dose prebiotic, Placebo
- Dietary Supplement
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 27 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Crohn Disease, Ulcerative Colitis
- Interventions
- Prebiotic
- Dietary Supplement
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Dietary Intervention
- Interventions
- test starter infant formula, test starter infant formula with synbiotics, control standard formula
- Other
- Lead sponsor
- Société des Produits Nestlé (SPN)
- Industry
- Eligibility
- 11 Days to 6 Months
- Enrollment
- 297 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2014
- U.S. locations
- 3
- States / cities
- San Francisco, California • Orlando, Florida • Lincoln, Nebraska
- Conditions
- Autism Spectrum Disorder
- Interventions
- Flore
- Dietary Supplement
- Lead sponsor
- Arizona State University
- Other
- Eligibility
- 30 Months to 75 Years
- Enrollment
- 296 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2025
- U.S. locations
- 1
- States / cities
- Tempe, Arizona
- 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
- Conditions
- Schizophrenia, Schizoaffective Disorder
- Interventions
- Prebiotin, Placebo
- Drug
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 26 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Catonsville, Maryland
- Conditions
- Healthy Adults
- Interventions
- SuperHMO, Non-GMO corn Maltodextrin, Rapid Absorption
- Dietary Supplement
- Lead sponsor
- Seeding Inc
- Industry
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Rockville, Maryland
- Conditions
- Weight Loss, Metabolic Health, Quality of Life
- Interventions
- Combination Prebiotic and Postbiotic
- Dietary Supplement
- Lead sponsor
- Able Biolabs, LLC
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Obesity
- Interventions
- ISOThrive Supplement, Placebo Supplement
- Dietary Supplement
- Lead sponsor
- Griffin Hospital
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 103 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015
- U.S. locations
- 1
- States / cities
- Derby, Connecticut
- Conditions
- Older Adults, Bioelectrical Impedance, Appetite Hormones, Metabolic Health, Body Composition Measurement, Cognitive Health
- Interventions
- Synbiotic supplement
- Dietary Supplement
- Lead sponsor
- Texas Tech University
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 32 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Lubbock, Texas
- Conditions
- Healthy Gut Microbiota
- Interventions
- Prebiotic A - inulin, Prebiotic B - galactooligosaccharides(GOS), Prebiotic C - wheat dextrin
- Dietary Supplement
- Lead sponsor
- Duke University
- Other
- Eligibility
- 17 Years to 70 Years
- Enrollment
- 41 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Diabetes, Pre Diabetes
- Interventions
- Viome's Precision Nutrition Program (VPNP)
- Dietary Supplement
- Lead sponsor
- Viome
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 150 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Bothell, Washington
- 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
- Conditions
- Intestinal Health
- Interventions
- "Humanized" galacto-oligosaccharides (hGOS), Galacto-oligosaccharides (GOS), Matching Placebo
- Dietary Supplement · Other
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Rectal Cancer
- Interventions
- Soluble Corn Fiber, Maltodextrin
- Dietary Supplement
- Lead sponsor
- Ochsner Health System
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- New Orleans, Louisiana
- Conditions
- Clostridium Infections, Methicillin-resistant Staphylococcus Aureus (MRSA), Vancomycin-Resistant Enterococci, Carbapenem-Resistant Enterobacteriaceae, Asymptomatic Infections
- Interventions
- Resistant Potato Starch, Maltodextrin
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2027 – 2030
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Bacterial Vaginosis, Yeast Infection
- Interventions
- Prebiotic + Probiotic Supplement, Active Placebo Supplement, Excipient Placebo Supplement
- Dietary Supplement
- Lead sponsor
- Happy V
- Industry
- Eligibility
- 25 Years and older · Female only
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Santa Monica, California
- Conditions
- Schizophrenia, Schizoaffective Disorder
- Interventions
- Prebiotic, Placebo Prebiotic
- Dietary Supplement
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Catonsville, Maryland
- Conditions
- Healthy Participants
- Interventions
- LOAM, Inulin, Cellulose Placebo
- Dietary Supplement
- Lead sponsor
- Ventoscity LLC
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 125 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Gut Microbiota, Adiposity
- Interventions
- Synbiotic, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Texas State University, San Marcos
- Other
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 54 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- San Marcos, Texas
- Conditions
- Multiple Myeloma, Lymphoma
- Interventions
- Resistant Starch, Maltodextrin
- Dietary Supplement
- Lead sponsor
- University of Nebraska
- Other
- Eligibility
- 19 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2028
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- 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