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Fasting blood sugar reference range
A 41-year-old female asked:

Dr. Rachel Chastanetanswered
Bariatrics 36 years experience
About 140: Any blood sugar at any time over 200 (two episodes) is diagnosed as Diabetes. Normal level for fasting is under 100. There is no standard, per se, f... Read More
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3.7k viewsAnswered >2 years ago
A 29-year-old female asked:

Dr. Richard Bensingeranswered
Ophthalmology 54 years experience
Normal values: These values are in the normal range. Keep up whatever you are doing with diet and exercise.
Created for people with ongoing healthcare needs but benefits everyone.
454 viewsAnswered >2 years ago
A 60-year-old male asked:

Dr. Michael Haghighianswered
Family Medicine 25 years experience
60-120: If you are referring to glucometer readings then 60-120 again be careful with proximity of the upper and lower reference ranges.
Created for people with ongoing healthcare needs but benefits everyone.
2.6k viewsAnswered >2 years ago

Dr. Gurmukh Singhanswered
Pathology 51 years experience
70-100 mg/dL: Normal fasting blood sugar is 70-100. Between 100-125 is pre-diabetes. Two fasting blood sugar levels of 126 or higher is diagnostic of diabetes. Cons... Read More
Created for people with ongoing healthcare needs but benefits everyone.
2.6k viewsAnswered >2 years ago
A 67-year-old male asked:

Dr. Bruce Evansanswered
Orthopedic Surgery - Reconstruction 42 years experience
Need med change: I assume the values you are quoting is your a1c levels as fasting glucose should be around 80-120. You need to have someone re-evaluate your medicati... Read More
Created for people with ongoing healthcare needs but benefits everyone.
4.7k viewsReviewed >2 years ago
A 28-year-old male asked:

Dr. Philip Kernanswered
Endocrinology 45 years experience
Measuring hormones: The main concern I have is why are all these hormone levels being measured? The cortisol is supposed to be high in the am. Glucagon is supposed to b... Read More
Created for people with ongoing healthcare needs but benefits everyone.
4.4k viewsAnswered >2 years ago
A 27-year-old male asked:

Dr. Tony Willsonanswered
Family Medicine 19 years experience
Caution: This represents an abnormally high glucose level bordering diabetes. Two readings fasting >126 confirms diabetes. See your doc about a test calle... Read More
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5.2k viewsReviewed >2 years ago
A 28-year-old male asked:

Dr. Yash Khannaanswered
Family Medicine 59 years experience
12 hours of fasting: Fasting blood sugar is blood level of blood glucose after fasting(not eating) for 8 to 10 hours.Normal range is 70 to 100.
Created for people with ongoing healthcare needs but benefits everyone.
5.4k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. David Sneidanswered
Endocrinology 43 years experience
See below: Whole blood sugar is before the liquid (plasma) is separated from the cells. Plasma glucose values are generally 10-12% higher than whole blood value... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.2k viewsAnswered >2 years ago
A 40-year-old member asked:

Dr. Guillermo Martinez-torresanswered
Pathology 35 years experience
Yes: Usually a fasting glucose of less than 100 is considered a normal result.
Created for people with ongoing healthcare needs but benefits everyone.
4.7k viewsReviewed >2 years ago
A 32-year-old member asked:

Dr. David Sneidanswered
Endocrinology 43 years experience
If fasting overnight: And drawn out of a vein by a lab, it's less than 100. Check diabetes.Org.
Created for people with ongoing healthcare needs but benefits everyone.
5k viewsAnswered >2 years ago
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