About this trial
The investigators will conduct a randomized, double-blind, placebo-controlled study to investigate the effects of Kimchi powder supplementation on gut health in adults with diarrhea-predominant irritable bowel syndrome (IBS-D) for 8 weeks.
Eligibility criteria
Qualifiers
Adults, male or female, aged 20 to 70 years
Body mass index of 25 kg/m2 or more and less than 30 kg/m2
Meeting the Rome IV criteria for diarrhea-predominant irritable bowel syndrome (IBS-D), defined as Bristol Stool Form Scale type 6 or 7 in 25% or more of bowel movements from 2 weeks before screening through the day of the screening visit
No inflammatory bowel disease or malignancy
Disqualifiers
Drug-induced constipation
Constipation secondary to another condition, such as diabetes mellitus or thyroid disease
History of intra-abdominal surgery other than appendectomy (including gastrectomy, gastric bypass, gallbladder or biliary tract surgery, pancreatectomy, bowel resection with particular reference to the ileum, and colorectal surgery or insertion procedures)
Uncontrolled hypertension (resting blood pressure 160/100 mmHg or higher)
Trial design
Treatments tested in this trial
- Kimchi power
- Placebo