Lean Body Mass Calculator
Calculate lean body mass from weight and height using the Boer formula.
Inputs
Formula
- Men: LBM = 0.407w + 0.267h − 19.2
- Women: LBM = 0.252w + 0.473h − 48.3
Lean body mass is everything that is not fat: muscle, bone, organs and water. It is the number that protein targets and many drug doses are based on, and it should stay steady while you lose fat.
Step-by-step calculation
- 1
Boer formula
0.407w + 0.267h − 19.2
55.2 kg
Frequently asked questions
What does the Lean Body Mass Calculator do?
Calculate lean body mass from weight and height using the Boer formula. The Lean Body Mass Calculator on OneCalcApp returns the result instantly as you type, together with the formula and the substituted values.
How do I use the Lean Body Mass Calculator?
Enter your values in the input fields, choose the relevant units or options, and the Lean Body Mass Calculator recalculates automatically. You can copy, print or export the result.
Is the Lean Body Mass Calculator free to use?
Yes. The Lean Body Mass Calculator is completely free, needs no sign-up and has no usage limit on OneCalcApp.
How accurate is the Lean Body Mass Calculator?
It uses the standard formula Men: LBM = 0.407w + 0.267h − 19.2 and full double-precision arithmetic, so results match a manual calculation to the displayed number of digits.
Does the Lean Body Mass Calculator work on mobile and offline?
Yes. The Lean Body Mass Calculator runs entirely in your browser on phones, tablets and desktops, and your inputs never leave your device.
Where can I find related tools?
OneCalcApp hosts 300+ calculators and converters, including the full Health collection. Related tools are linked at the bottom of every page.
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