Completed

Evaluation of Bacillus Subtilis R0179 in Capsules on Gastrointestinal Survival, Transit Time, Gastrointestinal Symptoms, and General Wellness in Healthy Young Adults

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What is being tested

Placebo

+ B. subtilis R0179

+ B. subtilis R0179

Dietary Supplement
Who is being recruted

From 18 to 50 Years
See all eligibility criteria
How is the trial designed

Basic Science Study

Placebo-Controlled
Interventional
Study Start: July 2012
See protocol details

Summary

Principal SponsorUniversity of Florida
Last updated: December 17, 2015
Sourced from a government-validated database.Claim as a partner

Study start date: July 1, 2012

Actual date on which the first participant was enrolled.

A 6 week randomized, double blind placebo controlled trial in healthy young adults aged 18 to 50. Participants will be administered an oral dose of B. subtilis or placebo (1 capsule/day) for a period of 4 weeks. Viable counts will be measured from stool samples to assess transit survival, daily questionnaires (DQ) will be administered to assess general wellness, and gastrointestinal (GI) symptoms will be evaluated three times with the Gastrointestinal Symptom Response Scale (GSRS) questionnaire.

Principal SponsorUniversity of Florida
Last updated: December 17, 2015
Sourced from a government-validated database.Claim as a partner

Protocol

This section provides details of the study plan, including how the study is designed and what the study is measuring.
Design Details

83 patients to be enrolled

Total number of participants that the clinical trial aims to recruit.

Basic Science Study

Basic science studies help researchers understand how the body works or how a disease develops. They don't test treatments, but they build the foundation for future therapies.



Eligibility

Researchers look for people who fit a certain description, called eligibility criteria: person's general health condition or prior treatments.
Criteria

Any sex

Biological sex of participants that are eligible to enroll.

From 18 to 50 Years

Range of ages for which participants are eligible to join.

Healthy volunteers allowed

If individuals who are healthy and do not have the condition being studied can participate.

Criteria

Inclusion Criteria: Participants Are 18-50 years of age Are willing and able to complete the Informed Consent Form in English Are willing to complete the GPAQ (Global Physical Activity Questionnaire) at baseline and during the last week of the study as well as completing the GSRS (Gastrointestinal Symptom Response Survey) questionnaire at baseline, during treatment and post treatment Are currently "moderately active" as determined by the GPAQ (Global Physical Activity Questionnaire) Are willing to have height and weight measured and to provide demographic information (age, race, sex) Are willing to consume B. subtilis R0179 (approximate doses of 1, 10, or 0.1 billion CFU per day) or placebo for a 28 day period by capsule (1 per day) Are willing to complete daily questionnaires regarding general and gastrointestinal wellness for the duration of the study Are willing to provide 1 stool at baseline, 1 stool during week 4 of the treatment and 1 stool after 7 days of washout Are willing to provide a social security number to receive study payment. Note: the subject can still participate if unwilling to provide social security number, but no financial reimbursement can be provided Are willing to have internet access for the duration of the study Exclusion Criteria: Potential Participants will be excluded if they Do not meet the inclusion criteria Are currently taking medications for constipation or diarrhea Have taken antibiotics within the past four weeks prior to randomization Are currently taking probiotics supplements and do not want to discontinue a minimum of two weeks prior to the study Known to have or are currently being treated for any diseases or illnesses such as gastrointestinal disease (gastric ulcers, Crohn's, ulcerative colitis, etc.), other chronic diseases (diabetes, kidney disease, etc.) or immune-compromising diseases or conditions (HIV, AIDS, autoimmune, hepatitis, cancer, transplant patient etc.)

Study Plan

Find out more about all the medication administered in this study, their detailed description and what they involve.
Treatment Groups
Study Objectives

4 intervention groups are designated in this study

25% chance of being blinded to the placebo group

Treatment Groups

Group I

Placebo
Placebo (starch, magnesium stearate, citric acid) capsules once daily for 4 weeks.

Group II

Experimental
B. subtilis R0179 (approximately 10 billion CFU/capsule) once daily for 4 weeks. * CFU (Colony Forming Unit)

Group III

Experimental
B. subtilis R0179 (approximately 1 billion CFU/capsule) once daily for 4 weeks.

Group IV

Experimental
B. subtilis R0179 (approximately 0.1 billion CFU/capsule) once daily for 4 weeks.

Study Objectives

Primary Objectives

Secondary Objectives

Study Centers

These are the hospitals, clinics, or research facilities where the trial is being conducted. You can find the location closest to you and its status.

This study has 1 location

University of Florida

Gainesville, United StatesOpen University of Florida in Google Maps
CompletedOne Study Center