The aim of the intervention is to analyse the effect of a probiotic supplement in a dose-responsive set up on symptoms of irritable bowel syndrome (IBS). Fulfillment of Rome III criteria will be used as inclusion criterion. Subjective assessment of bowel symptoms, IBS-related quality of life and adequate relief will be assessed as outcome measures.
The purpose of this study is to analyse the effect of probiotic supplement on symptoms of irritable bowel syndrome.