Exipure South Africa  Therefore, ketones are considered as a clean source of energy. It can take up to 4-6 days for the body to reach the ketosis state, provided they are strictly following the keto diet. Furthermore, once the body is in ketosis, it becomes all the more difficult to remain in the same stage. Shark tank ultra fast keto boost pills drastically reduce the number of days for the body to achieve ketosis. Moreover, they also help you to remain in that state for as long as you desire. Nonetheless, this is only possible if you maintain an effective keto diet, and following it is not an easy task. ADVERTISEMENT During a keto diet, the body undergoes a major internal and external transformation. You not only lose weight, but your body also gets rid of all the harmful toxins. These dramatic changes can be tough on the body, and it is observed that many people experience flu-like symptoms during their diet.