Deprivation of glucose is accompanied by hepatic ketogenesis including the production of the ketone bodies acetoacetate, acetone and β-hydroxybutyrate . Ketone bodies are able to cross the blood-brain barrier, enter neuronal and glial cells and serve as energy substrates for brain cells . During ketosis, circulating ketone bodies provide ~70% of the brain's energy requirements . High levels of ketone bodies in humans are sustainable for a long period with evidence indicating that it may be tolerated for several years . On keto, you'll eat plenty of fat and protein and almost no carbs.
https://www.leadonca.org/keto-burn-xl-reviews/Deprivation of glucose is accompanied by hepatic ketogenesis including the production of the ketone bodies acetoacetate, acetone and β-hydroxybutyrate . Ketone bodies are able to cross the blood-brain barrier, enter neuronal and glial cells and serve as energy substrates for brain cells . During ket...See more