Katch-McArdle Calculator

Do you know your lean body mass?

I don't know my LBM

I know my LBM

I know my body fat %

Sex

Weight (kg)

Please enter a valid weight

Height (cm)

Please enter a valid height

Age

Please enter a valid age

Lean Body Mass (kg)

Please enter a valid LBM

Body Fat Percentage

Please enter a valid body fat percentage

Your Results

0 kcal/day

The Katch-McArdle formula: BMR = 370 + (21.6 × Lean Body Mass in kg)

This formula is considered more accurate than others because it's based on lean body mass rather than total body weight.