Magnesium RBC


Magnesium is a vital mineral that is needed for essential functions in the body. Magnesium is required in the production of energy, for proper nerve function and potential generation, muscle contraction and the maintenance of strong bones. Magnesium gets in the body via diet or supplementation. It can be found in most green vegetables. This test is used to detect magnesium in the red blood cells which is a more sensitive test for magnesium and will detect magnesium deficiency sooner than a normal blood test will.

This test is performed in following conditions such as:

• Cramping
• Muscle weakness
• Twitching
• Cardiac arrhythmias
• Confusion
• Loss of appetite
• Seizures


Customers should refrain from taking vitamins, or mineral herbal supplements for at least one week before sample collection.


Specimen Collected
  • Blood
Estimated Time Taken

Turnaround time for the Magnesium RBC test is typically 3-7 business days.