Effect of FODMAP Diet on Pain, Quality of Life, and Sexual Function in Women With Pelvic Endometriosis and Gastrointestinal Symptoms

Inclusion Criteria: * Age between 18 and 45 years * BMI between 18.5 and 24.9, * Surgical, clinical or instrumental diagnosis of endometriosis * Presence of bowel symptoms (i.e., bloating, nausea, constipation, diarrhea, and vomiting) referable to irritable bowel syndrome, on estro-progestin or progestin treatment or in the absence of hormonal treatment Exclusion Criteria: * Associated conditions that may cause pelvic pain independent of the presence of endometriosis (e.g., pelvic varices and salpingitis outcomes) * chronic inflammatory bowel disease (Crohn's disease or ulcerative rectocolitis). * patients with obstructive uropathy, subocclusive intestinal stenosis * complex adnexal masses or typical endometriomas greater than 5 cm in diameter. * women who are obese (BMI ≥ 30) or underweight (BMI \< 18) * women on vegetarian-vegan dietary regimens, * women with metabolic diseases that require specific dietary indications such as in the case of diabetes and celiac disease.