Is Immunoglobulin E 378 normal, high or low? What does IgE level 378 mean?

📅 Medical Review Date: November 27, 2025

Your Immunoglobulin E level of 378 is a Normal Immunoglobulin E level.

Normal Immunoglobulin E levels may indicate underlying health problems. The normal range is typically between 6 IU/mL and 495 IU/mL. 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 Immunoglobulin E range for men is :6 - 495 IU/mL

Ideal values of Immunoglobulin E depending on age (male) :

Age	Ideal Immunoglobulin E value
<5 years	6.227
5-10 years	6.462
10-15 years	6.706
15-20 years	6.959
20-25 years	7.222
25-30 years	7.495
30-35 years	7.778
35-40 years	8.072
40-45 years	8.377
45-50 years	8.694
50-55 years	9.023
55-60 years	9.364
60-70 years	9.718
70-80 years	10.085
80-90 years	10.466
90-100 years	10.862
>100 years	11.273

*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.

Normal range of Immunoglobulin E found among women :6-495 IU/mL

Ideal values of Immunoglobulin E depending on age (female) :

Age	Ideal Immunoglobulin E value
<5 years	6.234
5-10 years	6.477
10-15 years	6.729
15-20 years	6.991
20-25 years	7.263
25-30 years	7.546
30-35 years	7.84
35-40 years	8.145
40-45 years	8.462
45-50 years	8.791
50-55 years	9.133
55-60 years	9.489
60-70 years	9.858
70-80 years	10.242
80-90 years	10.641
90-100 years	11.055
>100 years	11.485

If you take a Immunoglobulin E blood test and the results are not in the normal range (6-495 IU/mL), 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 Immunoglobulin E Test Is Done :

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

Medical References

• MedlinePlus – Allergy Blood Test
• Cleveland Clinic – Immunoglobulin E (IgE): Function, Tests & Disorders
• Mayo Clinic – Allergies - Diagnosis and treatment
• WebMD – Immunoglobulin Test: High vs Low vs Normal Levels of (Ig) Antibodies
• NIH – Immunoglobulin E - StatPearls