🧍 Body Fat Calculator

Calculate your body fat percentage using the U.S. Navy Method and BMI method.

What Is a Body Fat Calculator?

Body fat calculator help to know how much your body contain the fat. Know your body fat can help you to make proper picture for your body weight with fat contained. with overall picture of your health.

How It Works

This calculator uses two popular methods to estimate your body fat:

  • U.S. Navy Method: Based on body measurements like waist, neck, and height.
  • BMI Method: Combines your body mass index (BMI), age, and gender to estimate fat levels.

Understanding Your Results

Your results will include:

  • Body Fat %: How much of your weight is fat
  • Fat Category: Ranges from athletic to average to overweight
  • Fat Mass & Lean Mass: How many kilograms are fat vs. muscle and other lean tissue
  • Ideal Body Fat: A healthy goal to aim for
  • Fat to Lose: How much you may need to lose to reach that goal

What’s a Healthy Body Fat Percentage?

Healthy ranges vary by gender and fitness level. Here's a general guide:

Category Men Women
Essential Fat 2% – 5% 10% – 13%
Athletes 6% – 13% 14% – 20%
Fitness 14% – 17% 21% – 24%
Average 18% – 24% 25% – 31%
Obese 25%+ 32%+

Tips for Accurate Measurements

  • Measure your waist at the narrowest point (men: around the navel)
  • Neck should be measured just below the Adam’s apple
  • Stand straight and breathe normally—don’t suck in your stomach
  • Use a flexible measuring tape and take measurements in centimeters

Why Knowing Your Body Fat Matters

Your body fat percentage helps track fitness progress, set realistic goals, and stay motivated. Whether you're looking to lose weight or build muscle, it gives a more complete view of your health than weight alone.

Use the calculator above to get started and make your fitness journey smarter—not harder.