The ketogenic diet (or keto diet, for short) is a low-carb, high-fat diet that offers many health benefits. It involves drastically reducing carbohydrate intake and replacing it with fat. This reduction in carbs puts your body into a metabolic state called ketosis.
When this happens, your body becomes incredibly efficient at burning fat for energy. It also turns fat into ketones in the liver, which can supply energy for the brain Ketogenic diets can cause massive reductions in blood sugar and insulin levels. This, along with the increased ketones, has numerous health benefits
Although the ketogenic diet is safe for healthy people, there may be some initial side effects while your body adapts.
This is often referred to as the keto flu and is usually over within a few days.
Keto flu includes poor energy and mental function, increased hunger, sleep issues, nausea, digestive discomfort and decreased exercise performance.