The Low FODMAP Diet in Individuals With Small Intestinal Bacterial Overgrowth (SIBO)

Inclusion Criteria: * age \> 18 years, * SIBO diagnosed by a doctor based on a hydrogen and methane breath test, * the use of one type of antibiotic at the same dose and for the same period of time. Exclusion Criteria: * BMI \< 18.5 kg/m2, * pregnancy and breastfeeding, * the occurrence of allergies and food intolerances, * previous operations on the digestive tract (except appendectomy and hemorrhoidectomy), * eating disorders, * inflammatory bowel diseases, * celiac disease, * cancer, heart, liver and lung diseases with severe course, as well as neurological or psychiatric diseases, * use of dietary modifications in the last 3 months, * use of antibiotics other than those prescribed by a doctor to treat SIBO in the last 3 months, * implanted stimulators (limitation of body composition measurement)