Magnesium Evaluator
Metabolic Relevance
Magnesium is essential for over 300 enzymatic reactions, including glucose metabolism and insulin sensitivity. Deficiency is common in metabolic disorders and can worsen insulin resistance, cause muscle cramps, and affect heart rhythm.
Recommended testing frequency:
Every 6-12 months, or quarterly if supplementing or managing metabolic issues. Request RBC magnesium (not serum)
Did you know?
Serum magnesium (what most labs measure) is unreliable — it can be normal even when your body is magnesium-deficient. Only 1% of body magnesium is in the blood.
Red blood cell (RBC) magnesium is much more accurate because it measures intracellular levels. Always request RBC magnesium for a true assessment.
Want to understand your result better?
Learn about interpretation, what affects your score, and evidence-based strategies to improve it.
Read the full guideEvidence-Based
This calculator is based on peer-reviewed research validated across thousands of clinical studies.
View scientific references(8)Medical Disclaimer
Why Optimal Thresholds Differ?
Standard Medical
⚠️ Based on serum levels, misses intracellular deficiency
Research Consensus
✓ Intracellular measurement reflects true stores
Metabolic Optimization
🔬 Optimal for insulin sensitivity and energy production