- 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 come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
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 438
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Cyanotic Congenital Heart Disease
- Interventions
- Bifidobacterium infantis, Placebo
- Dietary Supplement · Other
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- Up to 4 Months
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Mild Cognitive Impairment (MCI), Cognition, Brain Aging, Microbiome Dysbiosis, Leaky Gut Syndrome, Gut Inflammation, Inflammaging
- Interventions
- LpD3.5, Placebo
- Dietary Supplement
- Lead sponsor
- University of South Florida
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Tampa, Florida
- Conditions
- Healthy
- Interventions
- Lactobacillus rhamnosus GG ATCC 53103, Placebo
- Biological
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2012
- U.S. locations
- 2
- States / cities
- Boston, Massachusetts
- Conditions
- Diabetic Macular Edema
- Interventions
- Lactobacillus plantarum 299v
- Drug
- Lead sponsor
- Massachusetts Eye and Ear Infirmary
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Reduction of Small Intestinal Ulceration Risk
- Interventions
- Bif195, Placebo
- Dietary Supplement
- Lead sponsor
- Chr Hansen
- Industry
- Eligibility
- 40 Years to 60 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Rheumatoid Arthritis (RA)
- Interventions
- Align Extra Strength Probiotic Supplement
- Dietary Supplement
- Lead sponsor
- Ancilia Biosciences
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Growth of Term Infants
- Interventions
- An investigational infant formula containing a probiotic source, Control: Marketed routine infant formula
- Other
- Lead sponsor
- Mead Johnson Nutrition
- Industry
- Eligibility
- 12 Days to 16 Days
- Enrollment
- 348 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2014
- U.S. locations
- 22
- States / cities
- Birmingham, Alabama • Dothan, Alabama • Pinson, Alabama + 18 more
- Conditions
- Immune Surveillance
- Interventions
- Probiotic Agent
- Dietary Supplement
- Lead sponsor
- Natural Immune Systems Inc
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Klamath Falls, Oregon
- Conditions
- Children's Health and Growth, Childcare Absenteeism
- Interventions
- Yogurt drink with probiotic bacteria BB12, Placebo
- Other
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 12 Months to 48 Months
- Enrollment
- 181 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Gastrointestinal Dysfunction
- Interventions
- PreforPro+B. subtilis DE111 probiotics, Placebo, B. subtilis DE111
- Dietary Supplement
- Lead sponsor
- Colorado State University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- Fort Collins, Colorado
- Conditions
- Vaginal Health
- Interventions
- Once Daily Women's Probiotic, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Garden of Life, LLC
- Industry
- Eligibility
- 19 Years to 70 Years · Female only
- Enrollment
- 200 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Wellington, Florida
- Conditions
- Constipation
- Interventions
- B. lactis HN019, Placebo
- Dietary Supplement
- Lead sponsor
- Fonterra Research Centre
- Industry
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 224 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2013
- U.S. locations
- 12
- States / cities
- Glendale, Arizona • Encinitas, California • Garden Grove, California + 8 more
- Conditions
- Obesity
- Interventions
- Lactobacillus Rhamnosus GG, Placebo
- Dietary Supplement
- Lead sponsor
- Tufts Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Infantile Colic
- Interventions
- chamomile/probiotic arm, Placebo of chamomile/probiotic arm
- Dietary Supplement
- Lead sponsor
- University of Nebraska
- Other
- Eligibility
- 3 Weeks to 16 Weeks
- Enrollment
- 1 participant
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Healthy
- Interventions
- Lactobacillus (L.) casei
- Drug
- Lead sponsor
- Georgetown University
- Other
- Eligibility
- 3 Years to 6 Years
- Enrollment
- 638 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2007
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- Gulf War Illness
- Interventions
- VSL#3, Placebo
- Drug
- Lead sponsor
- University of Utah
- Other
- Eligibility
- 35 Years to 75 Years
- Enrollment
- 29 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Low Birth Weight
- Interventions
- Probiotic supplementation (Lactobacillus rhamnosus GG and Bifidobacterium infantis), Placebo
- Dietary Supplement · Other
- Lead sponsor
- Vermont Oxford Network
- Network
- Eligibility
- 1 Day to 14 Days
- Enrollment
- 101 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 3
- States / cities
- Detroit, Michigan • St Louis, Missouri • Burlington, Vermont
- Conditions
- Cognitive Decline, Cognitive Change, Inflammation, Emotions
- Interventions
- Yogurt
- Other
- Lead sponsor
- University of Idaho
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 47 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019
- U.S. locations
- 4
- States / cities
- Boise, Idaho • Coeur d'Alene, Idaho • Pocatello, Idaho + 1 more
- Conditions
- Hypertension, Cardiovascular Diseases, Diabetes
- Interventions
- Herbiotics Oral + Ent Probiotic, Placebo
- Dietary Supplement
- Lead sponsor
- Wake Forest University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Winston-Salem, North Carolina
- Conditions
- Alzheimer Disease
- Interventions
- Probiotic, Placebo
- Drug · Other
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2029
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Long COVID
- Interventions
- Fermented foods, Control
- Other
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Vaginal Personal Care
- Interventions
- VM-02, Commercial Oral Probiotic Competitor, VM-02 Placebo
- Other · Dietary Supplement
- Lead sponsor
- Seed Health
- Industry
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 70 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Venice, California
- Conditions
- Acute Alcoholic Hepatitis
- Interventions
- Lactobacillus Rhamnosus GG, Placebo for Probiotic
- Dietary Supplement · Drug
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 21 Years to 70 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2021
- U.S. locations
- 3
- States / cities
- Louisville, Kentucky • Cleveland, Ohio • Dallas, Texas