Ideal Body Weight (IBW) Calculator (Devine & Robinson Formulas)
Calculate your ideal body weight (IBW) based on height and biological sex using validated clinical formulas (Devine, Robinson, and Miller) and WHO healthy BMI weight boundaries.
Calculator Inputs
Live Real-TimeClinical Ideal Body Weight (Devine)
Min Healthy Weight (BMI 18.5)
56.66 kg
Max Healthy Weight (BMI 24.9)
76.26 kg
Ideal Weight (Robinson)
68.91 kg
Healthy Spectrum: Any weight falling between the minimum and maximum bounds represents a clinically safe range.
Healthy Weight Range vs Ideal Weight
Detailed Calculation Breakdown
Calculation Methodology
Devine Formula: Men = 50 kg + 2.3 kg per inch over 5 feet (152.4 cm); Women = 45.5 kg + 2.3 kg per inch over 5 feet.
Important Legal & Educational Disclaimer
This tool provides clinical reference IBW estimates used in clinical nutrition and pharmacology.
This calculator is designed for educational and informational purposes only based on public statutory frameworks. The outputs do not constitute binding financial, tax, or legal advice. We assume no liability for decisions made based on these estimations. Always verify with the relevant official authorities or a certified professional advisor.
Frequently Asked Questions
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