What is body fat percentage?
Body fat percentage estimates how much of your total body weight comes from fat tissue.
Body Fat Calculator
Why it helps
It can reveal body-composition changes that body weight or BMI alone may not show.
Estimated body fat
–%
–Navy-method estimate. Accuracy depends on tape placement, measure snug, not tight.
How this result was calculated
The U.S. Navy method combines height with neck, waist, and, when applicable, hip measurements.
Numbers are a starting point.
Gram Fit turns them into a plan that adapts every week. Log meals in seconds and get AI coaching toward your goal.
These calculators give general estimates for educational purposes and are not medical advice. Talk to a doctor or dietitian before making significant changes, especially during pregnancy or with a health condition.