SMART AI CALCULATOR
Body Fat Percentage Calculator (India & USA)

The Body Fat Calculator by SMART AI CALCULATOR helps men and women in India & USA calculate their body fat percentage accurately using the scientifically accepted US Navy Method.

What is Body Fat Percentage?

Body fat percentage represents the proportion of fat in your body compared to total body weight. Unlike BMI, body fat percentage provides a more accurate measure of physical fitness and health risks.

Body Fat Calculator 🔊

Gender Unit System Height Neck Circumference Waist Circumference Hip Circumference (Female only)

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How Body Fat is Calculated (Formula)

Men: 86.010 × log10(waist − neck) − 70.041 × log10(height) + 36.76
Women: 163.205 × log10(waist + hip − neck) − 97.684 × log10(height) − 78.387

These formulas are part of the US Navy Body Fat Formula, widely used in health and fitness assessments in India and the USA.

Why Body Fat Percentage is Important?

More accurate than BMI
Helps track fat loss and muscle gain
Identifies obesity-related health risks
Useful for fitness and nutrition planning

Frequently Asked Questions (FAQ)

What is a healthy body fat percentage?

Men: 10–20%, Women: 18–28% (approximate ranges).

Is this calculator accurate?

It provides close estimates based on standardized formulas.

Does hydration affect results?

Yes, body measurements should be taken consistently.