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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Probiotic strain of Bifidobacterium Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Detection of Probiotic Strains in Vaginal Swabs Collected From Healthy Women

NCT04719611
View directory record Official record
Conditions
Healthy
Interventions
Probiotic
Dietary Supplement
Lead sponsor
Lallemand Health Solutions
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 1, 2023 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Probiotic Blend Reduces Gastrointestinal Symptoms and Positively Impacts Microbiota Modulation in a Randomized Study

NCT05614726
View directory record Official record
Conditions
Microbiota, Constipation, Candida
Interventions
575mg [30 billion colony forming units] probiotic blend of Bifidobacterium breve, Lactobacillus acidophilus, Lacticaseibacillus rhamnosus, Saccharomyces boulardii, and alpha amylase
Dietary Supplement
Lead sponsor
The Center for Applied Health Sciences, LLC
Industry
Eligibility
30 Years to 60 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 13, 2022 · Synced Sep 25, 2026, 1:28 AM EDT
Withdrawn Phase 2 Interventional

Probiotic Supplementation in Preventing Treatment-Related Diarrhea in Patients With Cancer Undergoing Chemotherapy

NCT01644097
View directory record Official record
Conditions
Diarrhea, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
Lactobacillus plantarum strain 299v, Lactobacillus acidophilus probiotic, placebo, laboratory biomarker analysis, questionnaire administration, quality-of-life assessment, Bifidobacterium lactis probiotic supplement
Dietary Supplement · Other · Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2014 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of BB-12 Supplemented Strawberry Yogurt For Healthy Adults on Antibiotics

NCT00848003
View directory record Official record
Conditions
Adults on Antibiotics
Interventions
Bifidobacterium animalis subsp. lactis strain BB-12, Placebo
Drug
Lead sponsor
Georgetown University
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 19, 2013 · Synced Sep 25, 2026, 1:28 AM EDT
Recruiting Not applicable Interventional

Study to Evaluate the Efficacy of a Probiotic in Infantile Colic Symptoms Relief

NCT05432479
View directory record Official record
Conditions
Infantile Colic
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
The Archer-Daniels-Midland Company
Industry
Eligibility
3 Weeks to 12 Weeks
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Sep 25, 2026, 1:28 AM 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 28, 2018 · Synced Sep 25, 2026, 1:28 AM EDT
Recruiting Phase 2 Interventional

5-strain Probiotic Formulation in HR-positive Breast Cancer Receiving Aromatase Inhibitor to Prevent Bone Loss

NCT07044310
View directory record Official record
Conditions
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Hormone Receptor-Positive Breast Carcinoma
Interventions
Biospecimen Collection, Bone Mineral Density Test, Questionnaire Administration, WBF-038
Procedure · Other · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 9, 2026 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Use of Probiotics to Aid in Weight Loss

NCT01445704
View directory record Official record
Conditions
Weight Loss
Interventions
Probiotics, Placebo
Dietary Supplement
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 8, 2014 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Probiotic and Gastrointestinal Symptoms Due to Menstruation in Healthy Women

NCT04457401
View directory record Official record
Conditions
Menstrual Discomfort
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
187 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 27, 2024 · Synced Sep 25, 2026, 1:28 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Alcoholic Liver Disease and the Gut Microbiome

NCT05007470
View directory record Official record
Conditions
Alcohol Use Disorder, Alcoholic Liver Disease, Microbiome
Interventions
VSL #3 112.5 Capsule, Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 5, 2025 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Probiotics on Stress-associated Gastrointestinal Function in University Students

NCT03056846
View directory record Official record
Conditions
Healthy
Interventions
Placebo, Probiotic Combination, Bifidobacterium bifidum, Bifidobacterium longum
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
634 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 24, 2019 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The EFFECT Study: Probiotic and HMO Supplementation in Infants

NCT03994315
View directory record Official record
Conditions
Infant Gut Microbiome
Interventions
B. infantis EVC001, Lacto-N-tetraose (LNT)
Other
Lead sponsor
Evolve BioSystems, Inc.
Industry
Eligibility
Up to 60 Days
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 8, 2020 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Phase 3 Interventional Results available

A Probiotic Intervention to Prevent Relapse Following Hospitalization for Mania

NCT03383874
View directory record Official record
Conditions
Mania (Neurotic)
Interventions
Probio-Tec BG-VCap-6.5, Placebo
Combination Product · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Yogurt Study in Children 2-4 Years Old Attending Daycare

NCT00760851
View directory record Official record
Conditions
Infections, Respiratory, Diarrhea
Interventions
probiotic strain Bb-12, no Bb-12
Other
Lead sponsor
Georgetown University
Other
Eligibility
2 Years to 4 Years
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 17, 2011 · Synced Sep 25, 2026, 1:28 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Milk Oriented Microbiota

NCT03222804
View directory record Official record
Conditions
Microbial Colonization
Interventions
Bifidobacterium
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
21 Years to 45 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of a Probiotic Strain on Ibuprofen-induced GI Damage

NCT04447924
View directory record Official record
Conditions
Reduction of Small Intestinal Ulceration Risk
Interventions
Bif195, Placebo
Dietary Supplement · Other
Lead sponsor
Chr Hansen
Industry
Eligibility
18 Years to 40 Years
Enrollment
177 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 25, 2021 · Synced Sep 25, 2026, 1:28 AM EDT
Not yet recruiting Not applicable Interventional

Open-Label Clinical Trial Evaluating the Impact of a Multi-Strain Commensal Probiotic Dietary Supplement on Gastrointestinal Microbiota Composition, Functional Gastrointestinal Markers, and Gastrointestinal Symptoms

NCT07720362
View directory record Official record
Conditions
Gastrointestinal, Microbiota
Interventions
Complete Commensal Probiotic
Dietary Supplement
Lead sponsor
OvationLab
Network
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety of BB-12 Supplemented Strawberry Yogurt For Healthy Children

NCT01652287
View directory record Official record
Conditions
Children
Interventions
BB-12 supplemented strawberry yogurt, Strawberry flavored yogurt
Drug · Other
Lead sponsor
Georgetown University
Other
Eligibility
1 Year to 5 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 21, 2024 · Synced Sep 25, 2026, 1:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

The PRIDE Study Probiotics on Regulation and Improving Digestive hEalth

NCT01203462
View directory record Official record
Conditions
Digestive Irregularity, Digestive Discomfort, History of Straining During Bowel Movements, History of Hard or Lumpy Stools
Interventions
Probiotic strain of Bifidobacterium, No Bifidobacterium
Other
Lead sponsor
Georgetown University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 10, 2013 · Synced Sep 25, 2026, 1:28 AM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers

Trenev Trio®/Healthy Trinity® for Recurrent Gastrointestinal Symptoms

NCT01444859
View directory record Official record
Conditions
Recurrent Gastrointestinal Symptoms
Interventions
Trenev Trio®/Healthy Trinity®, Placebo
Dietary Supplement
Lead sponsor
Sprim Advanced Life Sciences
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
5
States / cities
Los Angeles, California • San Francisco, California • West Lawn, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2012 · Synced Sep 25, 2026, 1:28 AM EDT