The present invention is related to a new mixture of carbohydrates and its usage for the preparation of a food product intended for oral or enteral nutrition, particularly for the nutrition of the diabetic patient and in particular for the nutrition of the diabetes type. II patient and their associated comorbidity. The carbohydrate mixture of the present invention is formed by type IV or RS IV (modified maltodextrine) resistant starch, maltodextrin of low dextrose equivalent DE = 5-8, preferably DE equal to 6, inulin and cellulose and is exempt from fructose.