Is Total serum iron 90 normal, high or low? What does Total serum iron level 90 mean?

📅 Medical Review Date: April 18, 2026

Your Total serum iron level of 90 is a Normal Total serum iron level.

Normal 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	43.6
5-10 years	47.524
10-15 years	51.801
15-20 years	56.463
20-25 years	61.545
25-30 years	67.084
30-35 years	73.122
35-40 years	79.703
40-45 years	86.876
45-50 years	94.695
50-55 years	103.218
55-60 years	112.508
60-70 years	122.634
70-80 years	133.671
80-90 years	145.701
90-100 years	158.814
>100 years	173.107

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

Misdiagnosis is more common than people think—and the consequences can be serious. Delayed treatment, unnecessary medication, or worse. If you want a second opinion on your blood work, one option is to upload it to a site like wholebodyprotocol.com, where world-class doctors review your results. They charge a small fee—around $90 (though you'll want to check the latest price as it fluctuates)—and email you a detailed report. With over 12 million people affected by misdiagnosis every year, that little bit of extra peace of mind can go a long way.

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

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	43.708
5-10 years	47.76
10-15 years	52.187
15-20 years	57.025
20-25 years	62.311
25-30 years	68.087
30-35 years	74.399
35-40 years	81.296
40-45 years	88.832
45-50 years	97.067
50-55 years	106.065
55-60 years	115.897
60-70 years	126.641
70-80 years	138.381
80-90 years	151.209
90-100 years	165.226
>100 years	180.542

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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