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South · Magnesium Levels Blood Test – Deficiency

Magnesium Levels Blood Test – Deficiency in Virginia

Below is a plain-language overview of the magnesium levels blood test – deficiency. This test measures the amount of magnesium in your blood serum to help assess magnesium levels.

Typical turnaround1-3 business days
Price range$28
PreparationFollow the lab's instructions.
Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

The magnesium blood test measures the concentration of magnesium, an essential mineral, within the liquid portion of your blood. Magnesium is vital for many bodily functions, including muscle and nerve function, blood sugar control, and blood pressure regulation.

What it measures

  • Magnesium — reflects the amount of magnesium in the blood serum

What the test involves

This test requires a blood draw, typically from a vein in your arm. A healthcare professional will collect the sample using a needle and then place it in a vial for processing.

Why it is often ordered

Clinicians may order this test to investigate potential magnesium deficiency or excess. It can also be used to monitor magnesium levels in individuals with certain medical conditions or those taking medications that affect magnesium.

Preparation

Please follow any specific preparation instructions provided by the laboratory. This may include fasting or avoiding certain foods or medications before your blood draw.

How results are reported

Your results will indicate the level of magnesium detected in your blood serum. Laboratories provide reference ranges, which are ranges of expected values; these ranges can vary between different labs.

Before you go

  • Fasting requirements
  • Medication restrictions
  • Specific collection time

Cities

Magnesium Levels Blood Test – Deficiency in Virginia communities

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

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