Prebiotic fructans and low-GI carbs can promote gut health, says Beneo 31-Mar-2022 By Nicola Gordon-Seymour Incorporating prebiotic inulin-type fructans (ITF) and the low-GI carbohydrate isomaltulose (ISO) into normal diets can help stabilise glycaemic fluctuations and modulate intestinal microbiota.