For the "can prove fatal" the article says: > If the level of ketones in your blood skyrockets, ketoacidosis may occur because ketones are acidic in nature. Th

For the "can prove fatal" the article says: > If the level of ketones in your blood skyrockets, ketoacidosis may occur because ketones are acidic in nature. This means your blood pH could become lower which can spell death. However, this should not be a major concern if you are not diabetic.