Is a Ketogenic Diet a Nutrient Fast?

The body continues to behave biochemically as if it were fasted even though there are calories coming in. Insulin stays high and autophagy is very activated, which is kind of a prototypical sign of fasting. If the point is to burn as much fat and astain ketosis, maybe you want to stay in ketosis because it helps prevent your migraine headaches,. Or you do it for better cognition or any other number of reasons.