The basic approaches are considered to application of medical feed at saccharine diabetes. An analysis is conducted more than 30 literary sources. It is set that a dietotherapy is obligatory for all of patients saccharine diabetes and allows to obtain his indemnification more than in third of cases. It is marked that at saccharine diabetes of the I type it is necessary basis of diet to count the severe observance of time of reception of meal, constancy of its composition and amount. At diabetes II type a substantial value is acquired by achievement and subsequent support of ideal mass of body. It is set that basic modern principles of dietotherapy at saccharine diabetes is: physiological composition of carbonhydratess (55-60%), fats (20-25%) and albumens (15-20%); calculation of power value of day's ration taking into account mass of body, age, floor, power charges; exception from the diet of the refined carbonhydratess which are easily mastered; a feed must be a shot; severe mode of distributing of power value of day's ration and sacchariferous value of meal on an amount and clock of reception of meal.