Nutritionist Leyla Muedin discusses the critical role of mitochondrial health throughout the lifespan, citing Dr. Jeffrey Bland's insights on mitochondria as a cornerstone of 21st-century health. The episode explores the benefits of ketosis and the ketogenic diet, particularly in supporting neurological health and conditions like epilepsy, Alzheimer's, and multiple sclerosis. Leyla highlights how ketogenic diets stimulate mitochondrial biogenesis and improve mitochondrial function while addressing potential contraindications for specific populations. The importance of a functional medicine approach and personalized interventions is emphasized for optimal health outcomes.