Traditional Dietary Advice Versus a Low FODMAP Diet Intake in IBS Patients

A Multi-centre, Randomized, Single-blind, Comparative Trial: Traditional Dietary Advice Versus a Low FODMAP Diet Intake in IBS Patients

The purpose of this study is to to assess if the new diet with a low-FODMAP(Fermented Oligo-, Di-, Monosaccharides And Polyols) -content yields a milder symptom picture in IBS patients compared to traditionally dietary advice in IBS. The study also aim to investigate patients compliance to either dietary advices. Further, the investigators aim to find out if IBS patients with different symptoms are alleviated in different ways, to be able to individualize the dietary advices to result in a more optimal symptom relief in each patient in the future.

Inclusion Criteria:

• IBS diagnosis
• Adult (over 18 years)
• Be able to read/understand/write swedish

Exclusion Criteria:

• Severe heart failure
• Severe liver disease
• Severe neurologic disease
• Severe psychological disease
• Severe gastrointestinal disease (i.e. celiac disease, IBD (inflammatory bowel disease) e.g.)