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1 min read

Magnesium Blood

This test measures your magnesium levels. Imbalances can lead to weakness, cramps, fatigue, and cardiac issues.

At a glance

Price Starting from

$4.99USD

Test price · additional fees may apply

Sample
Serum (Whole Blood) or Plasma
Typical turnaround
1
Before your appointment

Your options, side by side

Compare retailer prices.

Find a listing that fits your needs. Review the details, then order with the retailer.

13 listings

13 matches · USD

Ubertest

Magnesium Blood

Listed price $4.99
Fees & listing detailsRecorded Mar 10, 2026
Additional listing fee
$0.00
Blood draw
Not provided
Service
Not provided
Requisition
Not provided

Listed prices exclude any extra charges shown here. Confirm the final total and collection requirements with the retailer.

This observation is older than 7 days.

Jason Health

Comprehensive Metabolic Panel

Listed price $8.00
Fees & listing detailsRecorded Mar 10, 2026
Additional listing fee
$0.00
Blood draw
Not provided
Service
$18.00
Requisition
Not provided

Listed prices exclude any extra charges shown here. Confirm the final total and collection requirements with the retailer.

This observation is older than 7 days.

New century Labs

Magnesium

Listed price $23.00
Fees & listing detailsRecorded Mar 10, 2026
Additional listing fee
$0.00
Blood draw
Not provided
Service
Not provided
Requisition
$12.00

Listed prices exclude any extra charges shown here. Confirm the final total and collection requirements with the retailer.

This observation is older than 7 days.

Ulta Lab test

Magnesium Test Most Popular

Listed price $23.95
Fees & listing detailsRecorded Mar 10, 2026
Additional listing fee
$0.00
Blood draw
$12.95
Service
Not provided
Requisition
Not provided

Listed prices exclude any extra charges shown here. Confirm the final total and collection requirements with the retailer.

This observation is older than 7 days.

New Health Labs

Magnesium, Blood Serum Test

Listed price $28.00
Fees & listing detailsRecorded Mar 10, 2026
Additional listing fee
$0.00
Blood draw
Not provided
Service
$6.00
Requisition
Not provided

Listed prices exclude any extra charges shown here. Confirm the final total and collection requirements with the retailer.

This observation is older than 7 days.

Prices shown are listed test prices, not checkout totals. Expand a listing for supplied fees and its observation date. Check included measurements, collection requirements, and the performing lab before ordering.

Understand before you decide

The test, explained.

Overview

Measures magnesium levels, essential for muscle, nerve, and heart function. Identifies deficiencies linked to fatigue and cramps.

About this test

Magnesium is an essential mineral vital for hundreds of bodily processes, including nerve and muscle function, blood glucose control, and blood pressure regulation. Magnesium deficiency (hypomagnesemia) can lead to neuromuscular disorders. Elevated magnesium levels (hypermagnesemia) are primarily observed in renal failure.

When to discuss this test

Muscle weakness, cramps, tremors, irregular heartbeats, or chronic conditions like diabetes/alcoholism.

Who may benefit

People with muscle spasms, cardiac history, or on diuretics/antibiotics affecting magnesium.

How this test is used

Magnesium Deficiency, Electrolyte Imbalances, Cardiac Arrhythmias, Kidney Dysfunction.

Before your appointment

Plan your visit.

Fasting
Follow retailer guidance

How to prepare

No fasting required. Inform provider about magnesium-containing supplements (antacids/laxatives).

Important considerations

Results should be interpreted by a healthcare provider. Do not self-diagnose.

Follow the instructions from your retailer and clinician. Information on this page is educational and does not replace individual medical advice.

See what to expect

Sample reports & resources.

Published examples and supporting files for this test.

No sample files are published for this test yet.

Looking for your own results? Open your reports dashboard