Is Total serum iron 37 low, normal or dangerous? What does Total serum iron level 37 mean?

📅 Medical Review Date: December 18, 2025

Your Total serum iron level of 37 is a Low Total serum iron level.

Low Total serum iron levels may indicate underlying health problems. The normal range is typically between 40 mcg/dL and 190 mcg/dL. 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.

The normal Total serum iron range for men is :40 - 190 mcg/dL

Ideal values of Total serum iron depending on age (male) :

Age	Ideal Total serum iron value
<5 years	41.48
5-10 years	43.015
10-15 years	44.607
15-20 years	46.257
20-25 years	47.969
25-30 years	49.744
30-35 years	51.585
35-40 years	53.494
40-45 years	55.473
45-50 years	57.526
50-55 years	59.654
55-60 years	61.861
60-70 years	64.15
70-80 years	66.524
80-90 years	68.985
90-100 years	71.537
>100 years	74.184

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

Get Advice via Email : Send us your blood test report, and our Total serum iron 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 Total serum iron, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

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Some examples of conditions that increase or decrease Total serum iron levels include:

• Anemia
• Your body doesn’t have enough healthy red blood cells
• Iron overload
• Iron poisoning
• Gastrointestinal blood loss

Receive world-class medical opinion about your low Total serum iron levels over email.Upload blood test report now

Normal range of Total serum iron found among women :40-190 mcg/dL

Ideal values of Total serum iron depending on age (female) :

Age	Ideal Total serum iron value
<5 years	41.524
5-10 years	43.106
10-15 years	44.749
15-20 years	46.454
20-25 years	48.224
25-30 years	50.062
30-35 years	51.97
35-40 years	53.951
40-45 years	56.007
45-50 years	58.141
50-55 years	60.357
55-60 years	62.657
60-70 years	65.045
70-80 years	67.524
80-90 years	70.097
90-100 years	72.768
>100 years	75.541

If you take a Total serum iron blood test and the results are not in the normal range (40-190 mcg/dL), 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.

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How the Total serum iron Test Is Done :

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

Medical References

• MedlinePlus – Serum iron test
• Cleveland Clinic – Iron Blood Test: What It Is & Results
• NIH – Serum iron, ferritin, transferrin, total iron binding capacity

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