Zahedi MJ, et al. - This randomized controlled trial was performed to compare the outcomes of low FODMAP diet vs current dietary treatment, general dietary advices (GDA), on the clinical response in patients with diarrhea subtype of IBS (IBS-D). In patients with IBS-D, both low FODMAP diet and GDA led to the adequate improvement of gastrointestinal symptoms for 6 weeks. The low FODMAP diet, however, had greater benefits in IBS improvement.