Inclusion Criteria:  diagnosed with primary dysmenorrhea, have a regular menstrual cycle (28±7 days), menstrual pain greater than 4 cm on the visual analog scale (VAS) women willing to participate in the study voluntarily  Exclusion Criteria:  Gastrointestinal, urogynecological, autoimmune, psychiatric diseases, other chronic pain syndromes, childbirth, positive pregnancy test, breastfeeding, intrauterine device users, pelvic surgery users, using chronic medication, including oral contraceptives or antidepressants for at least 6 months before the study, irregular menstrual cycle women (with a cycle duration of less than 21 days or longer than 35 days) and women with a pathological history or ultrasonographic imaging showing secondary dysmenorrhea