Insulin Sensitivity Calculator
Calculate insulin sensitivity using HOMA-IR, QUICKI, and other metabolic indices. Useful for diabetes management, metabolic health assessment, and research purposes.
Step 1: Enter Your Values
Understanding Insulin Sensitivity
Insulin sensitivity measures how effectively your body uses insulin. Lower HOMA-IR values indicate better insulin sensitivity. Values above 2.5 may suggest insulin resistance.
Step 2: Calculation Options
Key Formulas
HOMA-IR: (Glucose × Insulin) / 405
QUICKI: 1 / (log(Glucose) + log(Insulin))
ISI: 10,000 / √(Glucose × Insulin × Mean Glucose)
Insulin Sensitivity Results
Primary Insulin Sensitivity Index
Clinical Interpretation
HOMA-IR Interpretation
Optimal: < 1.0 (Excellent insulin sensitivity)
Normal: 1.0 – 1.9 (Good insulin sensitivity)
Borderline: 2.0 – 2.9 (Early insulin resistance)
Insulin Resistant: ≥ 3.0 (Significant insulin resistance)
Severe: > 5.0 (High risk for Type 2 Diabetes)
QUICKI Index Interpretation
Excellent: > 0.45 (High insulin sensitivity)
Good: 0.38 – 0.45 (Normal insulin sensitivity)
Fair: 0.33 – 0.37 (Moderate insulin resistance)
Poor: < 0.33 (Significant insulin resistance)
Recommendations
Based on your results, consider:
1. Regular physical activity (150+ minutes/week)
2. Balanced diet with complex carbohydrates
3. Maintaining healthy weight
4. Regular monitoring with healthcare provider
5. Managing stress and sleep quality
Calculation Formulas
HOMA-IR (Homeostatic Model Assessment)
Formula: HOMA-IR = (Fasting Glucose (mg/dL) × Fasting Insulin (μU/mL)) / 405
Example: Glucose = 95 mg/dL, Insulin = 8 μU/mL → (95 × 8) / 405 = 1.88
QUICKI (Quantitative Insulin Sensitivity Check Index)
Formula: QUICKI = 1 / [log(Fasting Glucose) + log(Fasting Insulin)]
Example: Glucose = 95, Insulin = 8 → 1 / [log(95) + log(8)] = 0.36
Insulin Sensitivity Index (ISI)
Formula: ISI = 10,000 / √[Fasting Glucose × Fasting Insulin × Mean Glucose]
Note: Requires mean glucose from continuous monitoring or multiple measurements.
Unit Conversions
Glucose: 1 mmol/L = 18.0182 mg/dL
Insulin: 1 pmol/L = 0.144 μU/mL
Weight: 1 kg = 2.20462 lbs
Height: 1 inch = 2.54 cm
Need Professional Medical Advice?
This calculator provides estimates only. For accurate diagnosis and personalized treatment plans, consult with an endocrinologist, diabetologist, or healthcare provider.
Consult Healthcare Professional