The ketogenic diet has actually been around for 90 years. It was first established to treat patients with epilepsy, who reacted well to the means it mimics a fasting state, while still allowing clients to eat and also get nutrients. The keto diet is very restrictive, however, eliminating grains and certain fruits and veggies along with sugar-- which as a short-term diet remedy might h... https://www.everydayhealth.com/diet-nutrition/ketogenic-diet/steps-beginners-should-take-before-trying-keto-diet/