IBW Calculator

About Ideal Body Weight (IBW) Estimator

While everyone's optimal weight is unique, the Ideal Body Weight (IBW) metric provides a scientifically backed baseline target. Commonly used in clinical settings by doctors and pharmacists to calculate medication dosages, the Devine formula estimates a healthy weight range based purely on your biological sex and height.

Male: 50kg + 2.3kg × (inches over 5ft) | Female: 45.5kg + 2.3kg × (inches over 5ft)
  • Utilizes the Devine Formula, a trusted medical standard worldwide
  • Calculates a practical ±10% healthy weight buffer zone
  • Provides specialized calculations for individuals under 5 feet tall
  • Offers gender-specific baseline formulas for maximum accuracy

🔒 All calculations are performed locally on your device. No data is sent to any server.