Excessive ketone body production is mainly seen in cases of increased fat metabolism due to various causes, such as excessive physical activity, exertion, poor rest, or excessive fat intake, or vomiting, starvation, etc. Excessive ketone body production is also common in diabetic ketoacidosis, pregnancy vomiting, and starvation ketosis. Excessive ketone body production can also occur after childbirth by consuming too much fat and protein. If the patient appears people very not symptoms, all need to promptly go to the hospital and under the guidance of the doctor for treatment, so as not to endanger health.