Is HbA1c 5.8 high, normal or dangerous? What does Glycosylated hemoglobin level 5.8 mean?

📅 Medical Review Date: November 23, 2025

Your HbA1c level of 5.8 is a High HbA1c level.

High HbA1c levels may indicate underlying health problems. The normal range is typically between 4 % and 5.7 %. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

Important - Scroll to the end of this article to see how our patients managed their high HbA1c levels

The normal HbA1c range for men is :4 - 5.7 %

**Ideal values of HbA1c depending on age (male) :**
Age	Ideal HbA1c value
<5 years	4.232
5-10 years	4.477
10-15 years	4.737
15-20 years	5.012
20-25 years	5.303
25-30 years	5.611
30-35 years	5.592
35-40 years	5.573
40-45 years	5.554
45-50 years	5.535
50-55 years	5.516
55-60 years	5.498
60-70 years	5.48
70-80 years	5.462
80-90 years	5.444
90-100 years	5.426
>100 years	5.408

*Ideal values are calculated based on our database of patient records

Get Advice via Email : Send us your blood test report, and our HbA1c experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides HbA1c, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

1,51,150

Total number of patients treated

Important - Read more questions about high HbA1c levels after this video message

A video message on the treatment of your high HbA1c level

If you want your blood test report to be interpreted by HbA1c specialist, you can upload your report. Our HbA1c expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours.Upload blood test report now

Important - At the end of this article read how our patients treated their high HbA1c levels

Long-term complications of diabetes develop gradually. The longer you have diabetes the higher the risk of complications. Eventually, diabetes complications may be disabling or even life-threatening. Possible complications include:

Kidney damage
Eye damage
Foot damage
Alzheimer's disease
Heart and blood vessel disease

Receive world-class medical opinion about your high HbA1c levels over email.Upload blood test report now

Important - At the end of this article read how our patients treated their high HbA1c levels

Also Read :How our patients treated their high hba1c?

You can learn techniques to reduce high HbA1c levels by reading this 100 page eBook. This book is written by a patient himself and reviewed by the doctors of Medchunk. Read eBook here.

Normal range of HbA1c found among women :4-5.7 %

**Ideal values of HbA1c depending on age (female) :**
Age	Ideal HbA1c value
<5 years	4.239
5-10 years	4.492
10-15 years	4.76
15-20 years	5.044
20-25 years	5.345
25-30 years	5.664
30-35 years	5.643
35-40 years	5.623
40-45 years	5.603
45-50 years	5.583
50-55 years	5.564
55-60 years	5.544
60-70 years	5.524
70-80 years	5.504
80-90 years	5.485
90-100 years	5.466
>100 years	5.447

Upload your blood test report

If you take a HbA1c blood test and the results are not in the normal range (4-5.7 %), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

Important :How our patients treated their high hba1c?

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How the HbA1c Test Is Done :

When your doctor orders a HbA1c test, it involves a straightforward blood draw to measure your HbA1c levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your HbA1c test results are usually available within a few hours.