Fermented Food-Supplemented Diet in Ulcerative Colitis

Inclusion Criteria: * Written informed consent * Male or female subjects, ≥18 years of age * Confirmed diagnosis of UC * Symptomatic disease defined as partial Mayo Score 2 to 7 (inclusive) * Elevated fecal calprotectin Exclusion Criteria: * Women who are pregnant, nursing or expect to be pregnant * Intolerance to fermented food * Individuals with a body mass index (BMI) lower than 18 * Individuals diagnosed with a serious medical condition (unless approved in writing by a physician) * Individuals who have been severely weakened by a disease or medical procedure * Individuals with more than mild-moderate cardiovascular disease or life-threatening cancer (as determined by patient's physician) unless approved by a physician * Individuals with history of severe cardiac disease (particularly uncompensated congestive heart failure NYHA grade 2 or more or LVEF \< 40%) * History of relevant intestinal surgery such as total or hemi-colectomy, proctocolectomy, stoma. Complications of disease such as extraintestinal manifestations (EIMs) are not automatically considered exclusion criteria. Appropriate medical treatment for UC and/or EIMs will not be withheld.