Input Method
I Know My Body Fat %
Estimate (No BF% Needed)
Sex
Male
Female
Unit
Metric (kg / cm)
Imperial (lb / in)
Weight (kg)
Height (cm)
Body Fat Percentage
Lean body mass is calculated directly from your weight and known body fat percentage.
Uses the Boer formula — a widely validated clinical estimate that doesn't require a body fat measurement.
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Enter your details to calculate your lean body mass
★ Lean Body Mass
0
kg
Fat-Free Body Weight
Fat Mass
0
kg
Body Fat Percentage
0
%