what does fasting mean and non fasting
Best Answer: To know the status of your blood sugar it is tested by three type 1- Fasting means overnight fast of at least 9 hrs 2- Postprandial means 2hrs after meal 3- non fasting or random means which has no relation with your food. Source(s): i am a diabetologist.drp Â· 2 years ago.Thumbs up.he doctor probably circled non-fasting to let you know that you can eat before the appointment without it affecting the results. Just do what you do every day (including eating food) on the day of your appointment, and you will be fine.