đĒ Lean Body Mass Calculator
Calculate lean body mass instantly from weight kg, height cm, sex (1 = male, 0 = female).
Results are estimates for information only and are not medical advice. See our disclaimer.
How to use the Lean Body Mass Calculator
- Enter Weight kg, Height cm, Sex (1 = male, 0 = female).
- The result updates instantly as you type.
- Copy or note down your result.
How it works
Formulas: Lean body mass = [Sex (1 = male, 0 = female)]==1?0.407*[Weight kg]+0.267*[Height cm]-19.2:0.252*[Weight kg]+0.473*[Height cm]-48.3.
Example
Using the default values (Weight kg: 70, Height cm: 170, Sex (1 = male, 0 = female): 1):
Lean body mass54.68 kg
FAQ
Is the Lean Body Mass Calculator free to use?
Yes. It is free, needs no signup and has no usage limits.
Is my data safe?
Yes. Everything is calculated in your browser, so what you type or upload is never sent to a server.
Can I use it on my phone?
Yes. KsWebProduction is built mobile-first and works in any modern browser.