Common "Fasting Blood Sugar Level" queries answered by top doctors | iCliniq

Fasting Blood Sugar Level

The test used to check the blood sugar level after eight hours of fasting is called fasting blood sugar level. A fasting blood level between 70 to 100 mg/dL is considered normal, and levels between 100 to 125 mg/dL is considered as prediabetes. If two consecutive tests show levels higher than 125 mg/dL, then you have diabetes.

Recently Answered Questions Recently Answered Questions

All the answers published in this website are written by verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

Can you tell the reason for fasting blood sugar level higher than postprandial?

Query: Hi doctor, My fasting blood sugar is 130 to 135 mg/dL over last four years. My postprandial sugar is between 90 to 110 mg/dL. Yes, my postprandial is less than my fasting sugar level. Usually, the reading will be taken after 1 hour 45 minutes or 2 hours after eating breakfast. I am unable to bring d...  Read Full »

Dr. Krutika Shrikant Ingle

Answer: Hello, Welcome to I would like to tell you that different mechanism of our body act to control our fasting and postprandial sugars. Firstly, you are doing well with your blood sugars. The fasting sugar is slightly higher, but no issues. Secondly, you should take your medicine Glycomet ...  Read Full »

I am 33-year-old with diabetes but not on medications. Can you suggest a diet plan and medications?

Query: Hi doctor, I am 33 years old, my weight is 147 lbs, and my height is 5.7 feet. I had diabetes since last year. In the morning, my FBS is 140 mg/dL, and after eating three to four chapati it reaches 250 mg/dL. I am not on any medications. Kindly advise me on safe medicine and diet plan. Thank you.  Read Full »

Dr. Krutika Shrikant Ingle

Answer: Hello,Welcome to have read your query, and I can understand your concern.Firstly, you will need to accurately check your blood sugar levels. Along with FBS (fasting blood sugar), you have to do post-prandial blood sugar after two hours of breakfast or lunch. Also, you should understand...  Read Full »

Why is postprandial less than fasting sugar?

Query: Hello doctor, My father's age is 80. My father's fasting sugar is 111 mg/dL and PP is 83 mg/dL. Is it considered normal? Why is the PP less than fasting sugar? Please help us with your kind advice.  Read Full »

Dr. Krutika Shrikant Ingle

Answer: Hi, Welcome to Is he taking any medicines for lowering sugar? If not, the PP (postprandial) might be lower as it depends upon the calories taken in during breakfast and the amount of insulin produced by the body. Provided both are in the normal range and above 75 to 80, it does not ma...  Read Full »

How can fasting blood sugar be more than postprandial in pregnancy?

Query: Hi doctor, My wife is with a height of 5' 2" and having weight of 158 pounds. We checked her BSL in lab for fasting and BP a year back and both results were normal. Yesterday we again checked the reports and her reports are like fasting BSL 172 mg/dL, urine: no sugar detected. After two hours of lun...  Read Full »

Dr. Krutika Shrikant Ingle

Answer: Hello, Welcome to This is very possible. Ladies who develop gestational diabetes are more prone to develop diabetes in the near future. It is like a warning sign to start healthy lifestyle measures so that you can avoid developing diabetes. Currently your wife is having diabetes and s...  Read Full »

ask-doctor-img Ask a Doctor Online

* Your first query consult is free!

Search for a Health Issue

Disclaimer: No content published on this website is intended to be a substitute for professional medical diagnosis, advice or treatment by a trained physician. Seek advice from your physician or other qualified healthcare providers with questions you may have regarding your symptoms and medical condition for a complete medical diagnosis. Do not delay or disregard seeking professional medical advice because of something you have read on this website. Read our Editorial Process to know how we create content for health articles and queries.