Aims: This study aimed to assess nutritional status, dietary habits, meal patterns, gastrointestinal symptoms, quality of life, and depression in Inflammatory Bowel Disease (IBD) patients.

Methods: Data were collected at a university hospital using the 24-Hour Dietary Recall, IBD Quality of Life Questionnaire, Beck Depression Inventory II, and the Gastrointestinal Symptom Rating Scale.

Inflammatory Bowel Disease (IBD), which is divided into Ulcerative Colitis and Crohn's Disease, is influenced by various environmental factors, including nutrition, and significantly reduces the quality of life. This study included 50 individuals aged 18-75 who were diagnosed with Inflammatory Bowel Disease by a physician, had no communication difficulties, and were able to make their own food choices. The study aimed to evaluate the nutritional status, dietary habits, food consumption frequencies, and meal patterns of the patients and, based on these data, to determine their gastrointestinal symptoms, quality of life, and depression status. The study commenced with ethical approval and was conducted with patients at the Gastroenterology Clinic of Istanbul University Cerrahpaşa Medical Faculty Hospital between August 2023 and September 2023. The research is cross-sectional. Data were collected using the General Information and Nutrition Behaviors Questionnaire, Food Frequency Questionnaire, 24-Hour Dietary Recall, Inflammatory Bowel Disease Quality of Life Questionnaire, Beck Depression Inventory, and Gastrointestinal Symptom Rating Scale.

Inclusion Criteria:

• Inclusion criteria required the ability to communicate effectively and make independent dietary choices.

Exclusion Criteria:

• Individuals with psychiatric disorders, or those who were pregnant or breastfeeding, were excluded.