RCT: Among patients with diarrhea-predominant irritable bowel syndrome, a low FODMAP diet achieved earlier symptomatic improvements in stool frequency and excessive wind.

Low fermentable oligosaccharides, disaccharides, monosaccharides, and polyols diet compared with traditional dietary advice for diarrhea-predominant irritable bowel syndrome: a parallel-group, randomized controlled trial with analysis of clinical and microbiological factors associated with patient outcomes – American Journal of Clinical Nutrition (link to abstract – $ for full-text)