How to Convert BMI to Body Fat Percentage

Use your BMI to find out what percentage of your mass is fat.

BMI, or Body Mass Index, is the correlation between someone's height and weight. Body fat percentage is a breakdown of what percentage of a person's mass consists of fat.

Dietitians, nutritionists and trainers use these two tools to help determine a person's body type as well as his nutritional and physical activity needs. You can use a simple equation to determine your body fat percentage using your BMI.

Things You'll Need

• BMI calculator
• calculator

Instructions

Men

1. Multiply your BMI by 1.2.

2. Multiply your age by 0.23.

3. Add the product in Step 1 to the product in Step 2.

4. Subtract 16.2. This is your body fat percentage.

Women

1. Multiply your BMI by 1.2.

2. Multiply your age by 0.23.

3. Add the product in Step 1 to the product in Step 2.

4. Subtract 5.4. This is your body fat percentage.

Tips & Warnings

• You can determine your BMI by using an online calculator, or use the following formula: Multiply your height in inches by your height in inches. Divide by your weight in pounds. Multiply by 703.

References

• YouTube: Body Fat Percentage Versus BMI or Body Mass Index | Gaining Muscle and Losing Fat?

Resources

• BMI Calculator