It is high in fat and low in carbohydrate and protein, containing three to five times as much fat as carbohydrate and protein combined. Calories and liquid intake are strictly limited. This diet should not be attempted except under close supervision by a physician.
Fat energy is the basis for the ketogenic diet.
In the presence of large levels of ketone bodies, seizures are frequently controlled. The diet is generally not used in children under one year of age due to the difficulty of maintaining ketosis and normal blood sugar levels. To understand the diet, you must understand how the body burns fuel. The brain's main fuel is glucose. The body stores only a 24-hour supply of glucose.