Low FODMAP diet efficacy in IBS patients-what is the evidence and what else do we need to know?

Irritable Bowel Syndrome (IBS) is a common and significant health problem which may be treatable with dietary interventions. Here we aim to explain the principles of the low Fermentable Oligo-, Di-, Monosaccharides and Polyol diet, and discuss both the limitations and opportunities of the diet in those with IBS, a common cause of presentation to primary and secondary care in New Zealand.