New England · Magnesium RBC Test – Deficiency Testing

Magnesium RBC Test – Deficiency Testing in Vermont

Below is a plain-language overview of the magnesium rbc test – deficiency testing. This test measures magnesium levels within your red blood cells, offering a different perspective than serum or urine tests.

Typical turnaround1-3 business days
Price range$158
PreparationFollow the lab's instructions.
Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

The Magnesium RBC test analyzes the concentration of magnesium inside your red blood cells. This can provide insight into your body's long-term magnesium status.

What it measures

  • Magnesium (RBC) — reflects magnesium levels within red blood cells

What the test involves

This test requires a standard blood draw. A healthcare professional will collect a small sample of your blood, typically from a vein in your arm.

Why it is often ordered

Clinicians may order this test to assess intracellular magnesium levels, which may be a more sensitive indicator of magnesium status for some individuals. It can help evaluate overall magnesium balance in the body.

Preparation

Please follow any specific preparation instructions provided by the laboratory where you will have your blood drawn. Fasting is usually not required.

How results are reported

Your results will indicate the amount of magnesium found in your red blood cells. Reference ranges, which help interpret your results, are established by each laboratory and may vary.

Before you go

  • Specific preparation instructions
  • Fasting requirements
  • Where to go for sample collection

Cities

Magnesium RBC Test – Deficiency Testing in Vermont communities

Choose your city for local context and to request this test.