TreatIBS study critiquesPlain-language critiques of individual IBS studies: what each one found, how it was run, and what it cannot tell you.https://ibs.harlanrappaport.com/en-usCBT by telephone or web for refractory IBS: the ACTIB trial and its 24-month follow-uphttps://ibs.harlanrappaport.com/research/critiques/cbt-for-ibs-actib/https://ibs.harlanrappaport.com/research/critiques/cbt-for-ibs-actib/ACTIB randomised 558 UK patients with refractory IBS to telephone CBT, web CBT, or usual care. Both CBT arms cut symptom severity at 12 months; telephone CBT held up at 24 months, web CBT partly faded.Tue, 13 Oct 2026 00:00:00 GMTcbtGut-directed hypnotherapy for IBS: the IMAGINE trial and the diet comparisonhttps://ibs.harlanrappaport.com/research/critiques/gut-directed-hypnotherapy-trials/https://ibs.harlanrappaport.com/research/critiques/gut-directed-hypnotherapy-trials/IMAGINE randomised 354 Dutch IBS patients to individual, group, or educational control. Hypnotherapy roughly doubled adequate relief at 3 and 12 months, and group delivery held its own. A look at the evidence.Tue, 13 Oct 2026 00:00:00 GMThypnotherapyLow FODMAP vs traditional IBS dietary advice: the Swedish head-to-head trialhttps://ibs.harlanrappaport.com/research/critiques/low-fodmap-vs-traditional-dietary-advice/https://ibs.harlanrappaport.com/research/critiques/low-fodmap-vs-traditional-dietary-advice/Böhn et al. randomised 75 Swedish IBS patients to four weeks of low FODMAP or traditional dietary advice. Both groups improved, with no difference between them. A careful read of what that does and does not show.Tue, 13 Oct 2026 00:00:00 GMTlow-fodmapPeppermint oil for IBS: what the pooled trials show, and what the newest trial did nothttps://ibs.harlanrappaport.com/research/critiques/peppermint-oil-meta-analysis/https://ibs.harlanrappaport.com/research/critiques/peppermint-oil-meta-analysis/Alammar et al. pooled 12 randomised trials (835 patients) and found peppermint oil beat placebo for global symptoms and pain. A large 2020 trial then missed its regulatory endpoints. Reconciling the two.Tue, 13 Oct 2026 00:00:00 GMTpeppermint-oil