Mondo Knows Tools

Lean Body Mass Calculator

How much of your weight is lean tissue. Use the free lean body mass calculator below to get an instant answer, with the formula shown so you can check the maths and trust the result. Free, private, and no sign-up.

Mondo says

Lean body mass
131.5 lb
Fat mass38.5 lb
Body fat22.6%

Lean Body Mass Calculator: common questions

What does the Lean Body Mass Calculator work out?
How much of your weight is lean tissue. It is one of the Health & Fitness tools on Mondo Knows.
How is the Lean Body Mass Calculator calculated?
You get an instant answer with the working shown underneath.
Do I need to sign up, and is my data stored?
No sign-up, and nothing you type is sent anywhere. The calculation runs in your own browser, so the figures stay on your device and the page works offline once loaded.

Mondo also knows

Estimates for general guidance only. This is not financial, medical or legal advice. Everything runs in your browser and nothing you type is stored.