Body Fat Calculator

Our body fat calculator lets you estimate your body fat percentage quickly and accurately. It's based on the Jackson & Pollock body density equations and only requires 4 measurements with a skinfold caliper, like this one.

Please, enter your gender and age below:

Ageyears

Please, enter your skinfold caliper measurements below:

Note: You need a skinfold caliper, like this one.

Tricepsmm

Suprailiacmm

Umbilicusmm

Thighmm

We have  open-sourced our body fat calculator, you can now find it on Github.