How does the Keto formula work? The Bio Keto Advantage is an effective weight loss solution made as the natural formula to burn fat and not carbs. Usual diets include only carbs and not fat which makes the body adapt the carbs for energy that can provide temporary energy and makes you drained before the end of the day. It also paves the way to store fat and gains more weight. It burns fat and not carbs that give you the necessary energy. But this state is not possible with a regular keto diet since it takes even months or weeks to attain ketosis. . The creator has added the BHB ketones, which are scientifically proven to kick start the fat-burning metabolism and help you lose weight.