In essence, the ketogenic diet is a very high fat, very low carbohydrate diet using ketones as a fuel source rather than glucose (sugar). (wellnessmama.com)
When the body is using ketones as a fuel source, we say that person is in ketosis, and that's the ultimate goal of this diet. (mindbodygreen.com)
The diet aims to create a glucose deficit in the body, allowing the liver to produce ketones as fuel for metabolism. (ketoguidebook.com)