Is Immunoglobulin E 420 normal, high or low? What does IgE level 420 mean?

📅 Medical Review Date: February 9, 2026

Your Immunoglobulin E level of 420 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	6.252
5-10 years	6.515
10-15 years	6.789
15-20 years	7.074
20-25 years	7.371
25-30 years	7.681
30-35 years	8.004
35-40 years	8.34
40-45 years	8.69
45-50 years	9.055
50-55 years	9.435
55-60 years	9.831
60-70 years	10.244
70-80 years	10.674
80-90 years	11.122
90-100 years	11.589
>100 years	12.076

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

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

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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	6.26
5-10 years	6.531
10-15 years	6.814
15-20 years	7.109
20-25 years	7.417
25-30 years	7.738
30-35 years	8.073
35-40 years	8.422
40-45 years	8.786
45-50 years	9.166
50-55 years	9.563
55-60 years	9.977
60-70 years	10.409
70-80 years	10.859
80-90 years	11.329
90-100 years	11.819
>100 years	12.33

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