Lean Body Mass Calculator

Estimate lean body mass from weight and body fat. Muscle and non-fat tissue.

Measurements

Unit System

Patient Weight

Body Fat

Composition Analysis

Ready Desc

About this calculator

Overview

LBM = Weight × (1 − Body fat %/100). Or use formulas: Boer, James, Hume. Used for drug dosing and metabolism.

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Pro Tips

Fun Facts

Formula: LBM = Weight × (1 − BF%/100). Boer: Men 0.407W+0.267H−19.2; Women 0.252W+0.473H−48.3.