Ideal Body Weight Calculator
Estimate your ideal body weight range using the Devine formula - and compare it with your current weight if you choose to enter it.
Educational estimator only - not medical advice.
Frame size adjusts the ideal weight range by +/-10%
Enter your height above to calculate your ideal body weight range.
This calculator uses the Devine formula (1974), which is widely used in clinical settings:
The result is then adjusted by +/-10% to account for body frame size, giving you a realistic range rather than a single number.
Other formulas exist - the Hamwi, Robinson, and Miller formulas each produce slightly different results. The Devine formula remains the most widely cited. All are estimates and should be interpreted alongside other health markers.
Focus on the trend, not the number. For people managing diabetes, achieving even a modest reduction toward a healthier weight can significantly improve insulin sensitivity, blood glucose control, and cardiovascular risk.
Goal-specific nutrition strategies - including how to eat for weight loss while managing blood glucose - are covered in detail in FOD Mature, Chapter 6.
FOD Mature: Ch 6 - Goal-Specific NutritionThis calculator is for educational and informational purposes only. Ideal body weight formulas are population-based estimates and do not account for individual body composition, muscle mass, age-related changes, or medical conditions. Always consult your healthcare provider about your personal weight goals.