Is ALT SGPT 669 high, normal or dangerous? What does Alanine aminotransferase level 669 mean?

📅 Medical Review Date: November 20, 2025

Your ALT SGPT level of 669 is a High ALT SGPT level.

High ALT SGPT levels may indicate underlying health problems. The normal range is typically between 21 U/L and 72 U/L. 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 ALT SGPT levels

The normal ALT SGPT range for men is :21 - 72 U/L

**Ideal values of ALT SGPT depending on age (male) :**
Age	Ideal ALT SGPT value
<5 years	22.405
5-10 years	23.904
10-15 years	25.503
15-20 years	27.209
20-25 years	29.029
25-30 years	30.971
30-35 years	33.043
35-40 years	35.254
40-45 years	37.612
45-50 years	40.128
50-55 years	42.813
55-60 years	45.677
60-70 years	48.733
70-80 years	51.993
80-90 years	55.471
90-100 years	59.182
>100 years	63.141

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

Get Advice via Email : Send us your blood test report, and our ALT SGPT 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 ALT SGPT, 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 ALT SGPT levels after this video message

A video message on the treatment of your high ALT SGPT level

If you want your blood test report to be interpreted by ALT SGPT specialist, you can upload your report. Our ALT SGPT 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 ALT SGPT levels

Some examples of conditions that increase or decrease ALT SGPT levels include:

Alcohol abuse
Blockage of the bile ducts.
Kidney damage.
Damage to red blood cells
Heart attack or heart failure

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

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

Also Read :How our patients treated their high alt sgpt?

Normal range of ALT SGPT found among women :21-72 U/L

**Ideal values of ALT SGPT depending on age (female) :**
Age	Ideal ALT SGPT value
<5 years	22.447
5-10 years	23.994
10-15 years	25.647
15-20 years	27.414
20-25 years	29.303
25-30 years	31.322
30-35 years	33.48
35-40 years	35.787
40-45 years	38.253
45-50 years	40.889
50-55 years	43.707
55-60 years	46.719
60-70 years	49.938
70-80 years	53.379
80-90 years	57.057
90-100 years	60.989
>100 years	65.192

Upload your blood test report

If you take a ALT SGPT blood test and the results are not in the normal range (21-72 U/L), 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 alt sgpt?

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How the ALT SGPT Test Is Done :

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