ketogenic diet

Definition of ketogenic diet
National Cancer Institute

ketogenic diet

(KEE-toh-JEH-nik DY-et)
A diet high in fat and low in carbohydrates (sugars) that causes the body to break down fat into molecules called ketones. Ketones circulate in the blood and become the main source of energy for many cells in the body. A ketogenic diet is used to treat some types of epilepsy and is being studied in the treatment of some types of cancer.

Source: NCI Dictionary of Cancer Terms