Modified Atkins Diet in Children and Adolescents With Drug-resistant Epilepsy

Inclusion Criteria: * age: 2-18 years * At least 3 epileptic seizures per week * Tried at least two anti-epileptic drugs without satisfactory seizure control * Willing to try diet treatment for 6 months Exclusion Criteria: * Too difficult for the family to adhere to a strict diet * Not able to fill in a seizure calendar * Local authorities will not approve the treatment * VNS stimulator the last 12 months or changes made to VNS stimulator during the last three months * Other disease where a diet high in fat is contra indicated * Diet treatment is not possible because of poor intake of food or fluids * Cortisol or other medication that influence energy metabolism or epileptic drug metabolism last month * Patient has the last month used alternative medicine which may influence the diet * Patient has tried the ketogenic fiet og Modified Atkins diet the last three years * pregnancy