Diabetic Dosage: an insulin calculator provides suggestions for fast-acting insulin dosage and might not work for everyone. It uses the correction number recommended by your physician, your current blood glucose level, and the amount of carbohydrate units you are anticipating to consume in order to assist you in calculating your fast-acting insulin dosage. ??Formula used: (BG-100)/CN+CU; Blood Glucose minus ?100 divided by Correction Number plus Carbohydrate UnitsIt includes a mmol/L conversion option for those who do not measure blood glucose in mg/dL.??Carbohydrate units are to be calculated based on your doctor