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HOMA-IR Calculator

The gold standard for measuring insulin resistance — catches metabolic dysfunction 10-20 years before blood sugar problems appear

Metabolic Relevance
HOMA-IR measures how well your cells respond to insulin. Elevated values indicate insulin resistance, which drives weight gain, inflammation, and cardiovascular risk — often years before glucose becomes abnormal.

Recommended testing frequency:
Every 3-6 months when monitoring lifestyle changes, annually once stable

Did you know?

Fasting insulin is NOT included in standard blood tests. Most doctors only order fasting glucose, which misses early insulin resistance. Ask your doctor to add fasting insulin to your next panel.

HOMA-IR detects insulin resistance years before blood sugar problems appear — when intervention is easiest and most effective.

Want to understand your result better?

Learn about interpretation, what affects your score, and evidence-based strategies to improve it.

Read the full guide

Evidence-Based

This calculator is based on peer-reviewed research validated across thousands of clinical studies.

View scientific references(1)

Medical Disclaimer

This calculator is for educational and informational purposes only. It is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always consult your physician or other qualified health provider with any questions you may have regarding your health.

What Makes This Calculator Different?

🏥

Standard Medical

Conventional reference ranges (≤2.5 normal)

⚠️ Misses early insulin resistance

🔬

Research Consensus

Functional medicine targets (≤1.0 optimal)

Catches early IR signs

Metabolic Optimization

Stricter targets (≤0.8 optimal)

🔬 For metabolically optimized individuals