When operating in a high - fat ecosystem on a ketogenic diet, the primary reason why your blood glucose remains flat is because of the near absence of carbohydrate - rich foods. (masteringdiabetes.org)
Similarly, in absence of carbohydrates during a keto diet, the body breakdowns fats to produce ketones in blood to generate energy. (supplementstown.com)
After three weeks, the acclimation (we call it «keto - adaptation») is usually complete and brain cells start to thrive on a mix of ketones and the small amount of glucose produced in the liver via gluconeogenesis in the complete absence of carbohydrates. (rebekahfit.com)