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⚕️MEDICAL & YMYL DISCLAIMERReviewed August 2026
Educational Purpose Only: The calculations, formulas, and estimates provided by this calorie & nutrition calculator are intended solely for educational, research, and informational purposes. They do not constitute medical advice, diagnosis, or personalized treatment plans.
Always consult a qualified healthcare professional, physician, or registered dietitian before making changes to your diet, exercise regimen, calorie intake, or pregnancy care plan. Never disregard or delay professional medical advice because of something you read on this website.
SCIENTIFIC FORMULA & METHODOLOGY
Devine Clinical Formula (Medical Standard)
Men: IBW (kg) = 50.0 kg + 2.3 kg per inch over 5 feet
Women: IBW (kg) = 45.5 kg + 2.3 kg per inch over 5 feet
Originally published in 1974 for medical dosage calculations, the Devine formula is the most widely utilized IBW equation in clinical settings.
Clinical Limitations & Considerations
IBW formulas do not account for muscle mass, bone density, or athletic frame size. They represent statistical averages for general populations.
Scientific References & Literature
Devine, B. J. (1974). "Gentamicin therapy." Drug Intelligence & Clinical Pharmacy, 8, 650-655.
Frequently Asked Questions
What is Ideal Body Weight (IBW)?
IBW is a clinical estimate of healthy body weight corresponding to lowest mortality risk and standard medication dosing.