A Formula Designed to Support the Gastrointestinal System. The combination of specially selected herbs and nutrients in Medifoods® GutRelief, have a direct and beneficial effect on the gastrointestinal tract. Medifoods® GutRelief contains a significant dose of glutamine, important in maintaining normal structure and function of the gastrointestinal tract. The traditional demulcent herbs Aloe vera and Ulmus rubra (slippery elm) also have a healing and soothing effect on the gut mucosa. The formula also contains N-acetyl-d-glucosamine, which is a structural component of intestinal mucous secretions, and helps maintain the integrity and function of the gut.