Body Fat Calculator
Body Fat Calculator helps you calculate estimated body fat percentage quickly with transparent formulas.
Formula
US Navy Method
Step-by-step
- Apply US Navy body fat equation.
Example
Using default values, result: Body fat 13.71%
Frequently asked questions
How accurate is the Body Fat Calculator?
Results are estimate-grade and depend on your inputs and assumptions.
Can I use Body Fat Calculator for professional decisions?
Use this as guidance and verify with a qualified professional when stakes are high.
For educational purposes only. Results are estimates, not professional advice.
Last reviewed: 2026-07-14