Advertisement

💪 Lean Body Mass Calculator

Calculate your lean body mass (LBM) — everything except fat: muscle, bone, organs, and water. LBM is used to set accurate protein and calorie targets.

↓ View results below

Your Results

Lean Body Mass (average of formulas)
Boer formula
James formula
Hume formula
Fat mass (est.)
Lean body mass is used to calculate accurate protein targets (typically 2.2–3.3g per kg of LBM for active individuals) and to set calorie goals for body recomposition.
Advertisement
Advertisement