LabInformationLab tests, explained

Iron Level Test in Illinois

Below is a plain-language overview of the iron level test. An iron level test measures the amount of iron in your blood. It is often ordered to help evaluate anemia, fatigue, or suspected iron overload. This test is usually part of a group of iron studies, not used alone. This page covers the iron level test for people in Illinois, in Midwest, from what it measures to how to arrange a draw.

Sample type
blood
Category
Anemia & Iron
Turnaround
1-3 business days
Price
$25
Referral
Not required

An iron level test measures the amount of iron in your blood. It is often ordered to help evaluate anemia, fatigue, or suspected iron overload. This test is usually part of a group of iron studies, not used alone.

What it measures

  • Serum Iron — The amount of iron circulating in your blood at the time of the test.
  • Ferritin — A protein that stores iron; low levels suggest depleted iron stores.
  • Transferrin — A protein that carries iron; measured directly or estimated as TIBC.
  • Transferrin Saturation — The percentage of transferrin that is carrying iron.

Who it is for

A doctor may order an iron level test if you have symptoms of anemia such as fatigue or pale skin, or if you have a condition that affects iron absorption. It is also used to monitor known iron deficiency or iron overload.

Preparation

Fasting is not usually required for an iron level test, but your doctor may ask you to fast if other tests are done at the same time. Tell your doctor about any iron supplements you take, as they can affect results.

Results and what they mean

Results are reported as numbers for each iron marker, often with a reference range. Your doctor interprets these numbers along with your symptoms and other tests. This is general information only and not medical advice; talk to your clinician about what your results mean.

Requesting the Iron Level Test in Illinois

Order online, choose a certified collection site in Illinois, and review results through a secure portal. No referral is required, and orders are processed confidentially. With a wide spread of cities and towns where trips are often grouped together, it pays to schedule your collection in advance.

Frequently asked questions

Do I need to stop taking iron pills before this test?

Ask your doctor. Iron supplements can raise serum iron levels, so they may want you to pause them for a short time before the test.

What does a low iron level mean?

A low level may suggest iron deficiency, but it can also be caused by other conditions. Your doctor will consider the full picture.

Can I eat before the test?

In most cases, yes. Fasting is not routinely required unless your doctor orders other tests that need it.

How long until I get results?

Results are typically available within 1 to 3 business days.

Iron Level Test by city in Illinois

All testing in Illinois →   Full Iron Level Test guide →