UltraClear SUSTAIN® is a medical food formulated to provide specialized nutritional support, including amino acids and prebiotic factors, combined with readily digestible, low-allergenic-potential macronutrients for patients with leaky gut syndrome. Featuring L-glutamine and a blend of fructooligosaccharides (FOS) and inulin, this formula supports intestinal mucosal health and promotes the growth of healthy bacteria to address dysbiosis associated with leaky gut syndrome.