FREE Calculator
Ideal Body Weight Calculator
Calculate your ideal body weight using the Devine formula and see the healthy weight range for your height and sex.
Ideal Body Weight Calculator
Enter your sex and height to calculate your ideal body weight
Your Ideal Body Weight
Enter your height to see your ideal weight
Devine formula result and healthy range
The Devine Formula
Male
50 kg + 2.3 kg × (height in inches − 60)
Female
45.5 kg + 2.3 kg × (height in inches − 60)
Origin: Developed by Dr. B.J. Devine in 1974 as a guide for clinical medication dosing, still widely used today.
Healthy Weight Range
- ·The healthy range is back-solved from BMI 18.5–24.9 for your exact height.
- ·Weight within this band is associated with the lowest all-cause mortality risk in population studies.
- ·Ideal weight is a reference point — healthy body composition varies with muscle mass and frame.
Tip: Use this alongside body-fat percentage for a more complete picture of health.
Important Note
Ideal body weight formulas provide population-based estimates and are not diagnostic. Individual healthy weight depends on body composition, age, and medical history. Consult a healthcare professional for personalized guidance.