Irritable bowel syndrome (IBS) is a prevalent gastrointestinal disorder affecting 15-20% of people in industrialized countries, often presenting as abdominal discomfort, pain, and altered bowel habits, significantly impacting quality of life. Among IBS subtypes, IBS-D (diarrhea-predominant) is marked by frequent, loose bowel movements, identified using the Bristol Stool Form Scale (BSFS) and classified according to Rome IV criteria. Emerging research indicates that alterations in gut microbiota, particularly a decline in butyrate-producing bacteria like \*Clostridium butyricum\*, play a critical role in IBS-D. Butyrate is an essential short-chain fatty acid that provides energy to colonocytes and supports intestinal health, but its deficiency may contribute to intestinal inflammation, impaired sodium and water absorption, and diarrhea. \*Clostridium butyricum CBM588®\* is a unique butyrate-producing bacterium that withstands oxygen, making it viable for therapeutic use. Originating from Japan, CBM588® has shown promise in enhancing gut microbiota balance, improving symptoms in IBS-D, and supporting intestinal integrity. Although primarily studied in Asian populations, additional research in Caucasian patients is warranted to validate its broader applicability and potential benefits in IBS-D symptom management.
Age range
18 Years
Sex
ALL
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The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Changes in Irritable Bowel Syndrome Symptom Severity Scale
Timeframe: 8-weeks
Changes in Fecal Consistency as assessed through the Bristol Stool Form Scale
Timeframe: 8-weeks
Changes in patients daily frequency of evacuation and diarrhea episodes
Timeframe: 8-weeks
Number of patients reporting side effects
Timeframe: 8-weeks