BlitzKeto The mechanisms elicited by this drug class share similarity on the physiological, if not molecular, level with a ketogenic diet. Therefore low-carb diets like keto rely heavily on fats to fill you up. At least 70% of the keto diet will be made up of fat -- some say it's more like 90%. Blitz Keto Reviews The best way to tell whether you get enough protein is to monitor your appetite. You can easily do that by slightly increasing the amount of high-protein foods such as meat or eggs in recipes.