RLZ Male Enhancement These symptoms may not occur in all people and usually start a few days after being on the diet, when your body is in a state of ketosis. When the body does not get enough sugar for fuel, the liver is forced to turn the available CBD into ketones that are used by the body as fuel - hence the term ketogenic. The keto diet that is extremely restricted in sugar forces your body to use CBD as fuel instead of sugar, since it does not get enough sugar. What can you eat on this diet? This usually means that you can eat only 20-50 grams of carbs in a day. You must be aware that the body uses sugar in the form of glycogen to function.