Answer to Question 1
The ketogenic diet severely limits food sources of carbohydrates and increases fat content, but is adequate in energy and protein. Vitamins and minerals have to be added as supplements because the allowed food sources of carbohydrates are not sufficient to meet vitamin and mineral requirements. For reasons that remain unknown, seizures decrease when brain metabolism is switched from the usual fuel, glucose, to ketones from fat metabolism. Therefore, specialty neurology clinics administer the ketogenic diet for uncontrolled seizures.
Answer to Question 2
a