Irritable bowel syndrome articles from across Nature Portfolio

Here, the authors show a causal role for gut bacteria-derived metabolites tryptamine and phenethylamine in contributing to insulin resistance and the development of metabolic syndrome in patients with irritable bowel syndrome and type 2 diabetes.

Up to one-third of people with irritable bowel syndrome (IBS) also experience anxiety or depression. In this Review, we highlight common challenges that arise when managing patients with IBS and co-occurring anxiety and depression, and provide recommendations for tailoring clinical assessment and treatment.

Key studies published in 2022 further established the importance of alterations in the gut microenvironment and interactions with the enteric and central nervous systems in symptom generation in irritable bowel syndrome and suggested novel and clinically accessible therapeutic approaches for this large group of patients.