Pineapple, lemon and grapefruit juice also aids digestion and burns fat. With that out of your way, how are they healthy? Since the body had not been fed with carbs, ending a cyclical cyclical ketogenic diet furthermore imply that the 'down regulation' will be changed. As part of Flat Belly Diets plan, many persons who have successfully reduced weight recommend natural burners rather than medicines given on prescriptions.