Magnesium Blood Test
Magnesium is a mineral involved in many processes in the body, including muscle and nerve function. The test measures the amount circulating in the blood.
What is Magnesium?
Magnesium is a mineral involved in many processes in the body, including muscle and nerve function. The test measures the amount circulating in the blood.
Why it's testedWhy check your Magnesium?
Magnesium is measured as part of a nutritional or mineral assessment. It appears in vitamins-and-minerals and nutritional panels.
Panels that include Magnesium
Magnesium is a standalone test, but it's often more useful — and better value — checked alongside related markers. These panels include it:
TATT (Tired All The Time)
Our number-one panel for people who are constantly exhausted. Checks all the common culprits in one blood draw — thyroid, iron, B12, vitamin D and inflammation.
Nutritional & Digestive
This 15-marker panel combines coeliac serology (tissue transglutaminase IgA) and H.
Advanced GP2 (Female)
Advanced GP2 for women screens 25 markers across eight areas of health from a single blood draw.
Advanced GP2 (Male)
Advanced GP2 for men screens 25 markers across eight areas of health from a single blood draw.
Advanced GP3 (Female)
The most comprehensive women's health screen we offer — every major organ system, hormone, vitamin and heart risk marker in a single blood draw.
Advanced GP3 (Male)
Advanced GP3 for men screens 30 markers across eight areas of health from a single blood draw.
Three simple steps
Book online
Choose a time that suits you in under a minute — no referral needed. Same-week and weekend appointments available.
5–10 minute blood draw
Visit our Sutton Coldfield clinic for a quick, comfortable blood draw with one of our clinical team. Free on-site parking.
Clinician-reviewed results
Prompt results, reviewed by a clinician before they reach you, with a clear explanation of what they mean and any sensible next steps.
Common questions about Magnesium
What is magnesium needed for? +
It contributes to normal muscle and nerve function and many enzyme reactions. It is interpreted alongside other minerals in a nutritional review.
Ready to check your Magnesium?
Same-week appointments. No GP referral. Prompt results, reviewed by a clinician.
Book now — £35 → All individual markers