Reviewed: 16. April 2026
Mg Magnesium
Unit: mmol/l
Quick Explanation
Magnesium (Mg) is involved in over 300 enzyme reactions and is essential for muscles, nerves, and heart rhythm. Low levels can cause muscle cramps and fatigue. Elevated levels are rare. Discuss persistent symptoms with your doctor.
📊 Reference Values
ℹ️ Reference ranges may vary slightly between laboratories. Always compare your value with the reference range from your own lab report.
🔍 Possible Causes
Value too high — possible causes
- ·Kidney failure
- ·Overdose of magnesium supplements
Value too low — possible causes
- ·Inadequate intake
- ·Alcohol use
- ·Diarrhea / vomiting
- ·Diuretics
- ·Diabetes
This list shows possible causes — not a diagnosis. Only your doctor can correctly interpret your result.
🩺 Questions for Your Doctor
- →Are my muscle cramps related to magnesium deficiency?
- →Should I take magnesium supplements?
- →Which foods provide sufficient magnesium?
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Medical Disclaimer
The content on this page is for general information only and does not replace professional medical advice, diagnosis, or treatment. Always consult your doctor or pharmacist for health-related questions. Lab values should always be assessed in the context of your personal medical history.