Ferritin Test - Understand Result

A ferritin test measures the amount of ferritin in your blood. Ferritin is a blood cell protein that contains iron. The test is to determine your body’s total iron storage capacity.

Test Sample

Blood from arm vein.

Test Preparation

If your blood sample is being tested only for ferritin, you can eat and drink normally before the test. If your blood sample will be used for additional tests, you may need to fast for a certain amount of time before the test. Your doctor will give you specific instructions.

Results

The normal range for blood ferritin is:

  • For men, 20 to 500 nanograms per milliliter
  • For women, 20 to 200 nanograms per milliliter

Ferritin levels are often evaluated in conjunction with other iron tests. A summary of the changes in iron tests seen in various diseases of iron status is shown in the table below.

Disease Iron TIBC/Transferrin UIBC %Transferrin

Saturation

Ferritin
Iron Deficiency Low High High Low Low
Hemochromatosis High Low Low High High
Chronic Illness Low Low Low/Normal Low Normal/High
Hemolytic Anemia High Normal/Low Low/Normal High High
Sideroblastic Anemia Normal/High Normal/Low Low/Normal High High
Iron Poisoning High Normal Low High Normal
* The Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.