When the cells of the human pancreas don't generate insulin, it creates diabetic mellitus. Actually, insulin is useful to split sugar into a form in blood that the body can efficiently store and apply to produce energy later. This disease compels you to include diet for diabetic forget some foods and it demands your diets to be something that is high in soluble fibers and low in saturated fats. A doctor can suggest foods to avoid for diabetic and consume less carbohydrate products because it might contain high glycemic index.