1. Purchase tests
2. Visit a Lab
3. Get ResultsMagnesium, RBC
This test measures the level of magnesium in the red blood cells. Magnesium is regulated by the kidneys and is important for muscles, nerves, and bone strength.
Choose the test you want (be sure to pick the laboratory you want to use).
Pay by credit card or PayPal®.
You pay directly and we do not bill your insurance.
(Note: to preserve lowest possible per test pricing, a single $10.00 lab fee is applied to one or more blood tests. You will not incur any additional charges at the lab.)
After purchasing your testing you will receive an email with your lab requisition. Bring this form to the laboratory.
NOTE: Be sure to visit the appropriate laboratory!
If you choose LabCorp only visit a
Labcorp location.
If you choose Quest Diagnostics
only visit a Quest location!
No appointment is needed, but making one can minimize your wait time.
Click here for HOURS & APPOINTMENTS
If you have selected the option to have an At Home Test Kit delivered to you, you will receive your test kit in the mail within 5 to 7 business days. (Not all tests are available as At Home Test Kits.)
We’ll email you when your results are ready. Sign into your account to view and download your result reports.
Certain result values may prompt a phone call from our ordering provider to ensure the patient is aware of their result.
There are no reviews yet!
Associated Categories
Frequently Ordered Together
Lipid panel, CRP-hs, homocysteine, NMR LipoProfile (LabCorp) OR Cardio IQ test (Quest Diagnostics), Lipoprotein (a), Apolipoprotein B, and CoQ10 for an assesment of cardiac risk.
This package includes a complete blood count (CBC), comprehensive metabolic panel (CMP), urinalysis, hemoglobin A1C, lipid panel, Iron, GGT, TSH, and Vitamin D 25 hydroxy level.
The Vitamin A, E, and Beta Carotene Package measures the levels of these three nutrients in the blood.
Patients Ultimately Purchase
This package combines over 50 tests including the Expanded Health Check and additional heart, diabetes, liver, kidney, thyroid, hormone, cancer and vitamin testing.
This package combines over 50 tests including the Expanded Health Check and additional heart, diabetes, liver, kidney, thyroid, hormone, cancer and vitamin testing.
This package includes tests used to evaluate and measure the levels of specific vitamins and nutrients in your body.
This panel includes the Essential Health Check plus additional heart, diabetes, liver, thyroid, hormone, cancer and vitamin testing.
This panel includes the Essential Health Check as well as additional heart, thyroid, hormone, cancer and vitamin testing.
This package includes tests used to evaluate and measure the levels of specific vitamins and nutrients in your body.
