Chinese Academy of Sciences Aug 11 2025 Epilepsy affects over 70 million people worldwide, and a significant portion of patients suffer from drug-resistant epilepsy (DRE), where standard medications fail. Beyond the seizures themselves, many patients face a hidden but devastating burden: cognitive decline, including memory loss and difficulty concentrating. These symptoms are believed to stem from underlying inflammation and structural brain damage. The ketogenic diet (KD) has long been used to