About this body fat calculator
Estimate body-fat percentage from the measurements requested by the calculator.
How to use it
Enter the values requested by the calculator. Results update in your browser as you change the inputs. Review the assumptions shown on the calculator before using the result.
Formula
formula depends on the selected body-measurement method
Example
Body-fat estimates can vary with measurement technique and individual factors.
Frequently asked questions
What does the body fat calculator show?
Estimate body-fat percentage from the measurements requested by the calculator.
Are the results exact?
The result is calculated from the inputs and assumptions shown on this page. For important financial, health, tax, or legal decisions, verify the result with an appropriate professional or authoritative source.