learn.howToCalculate
learn.whatIsHeading
Lean body mass (LBM) is total body weight minus fat mass. It includes muscle, bone, organs, connective tissue, and water. LBM is used to calculate drug dosages, set protein targets, and assess body composition beyond the limitations of BMI.
Guide étape par étape
- 1Boer Formula (most accurate): Men: 0.407W + 0.267H − 19.2; Women: 0.252W + 0.473H − 48.3
- 2James Formula: Men: 1.1W − 128(W/H)²; Women: 1.07W − 148(W/H)²
- 3W = weight in kg, H = height in cm
- 4Fat mass = Total weight − LBM
Exemples résolus
Entrée
Male, 80 kg, 180 cm
Résultat
LBM ≈ 63–65 kg, Fat ≈ 15–17 kg
~19% body fat
Entrée
Female, 60 kg, 165 cm
Résultat
LBM ≈ 45–47 kg, Fat ≈ 13–15 kg
~23% body fat
Prêt à calculer ? Essayez la calculatrice gratuite Lean Body Mass
Essayez-le vous-même →