Body Fat Calculator
Estimate body fat percentage using US Navy circumference method.
Health & Fitness Engine
Body Fat Calculator
Estimated Body Fat Percentage
17.4%
Body Fat Category:Average
Total Fat Mass:13.0 kg
Lean Body Mass:62.0 kg
Ideal Target Range:10% - 17%
How to Use the Body Fat Calculator
- Input your parameters in the fields or drag the interactive sliders.
- The algorithm updates the primary metric and schedules in real-time.
- Click “Copy Result” to copy structured values to your clipboard.
Frequently Asked Questions
Are these calculations free and private?
Yes. All calculations are 100% free and run entirely inside your web browser without sending financial or biometric inputs to remote servers.
Important NoticeHealth calculations are informational estimates based on standard biometric formulas and do not constitute medical advice, diagnosis, or treatment plans.