Body Fat Calculator

Calculations are as per US Navy Formula

Regulate your body fat with expert’s advice

Body fat is made up of white cells, which are stored underneath the skin. They store the energy which comes into use later. Body fat plays a major role in the hormone, i.e., estrogen. It is mainly found in the thighs, buttocks, belly, and arms.

There are several types of fat in the human body. However, most of them have different use to make a perfect living. Some of these fats harm us, whereas some of them are good for our body.

Today we are going to learn how can we measure our fat through a body fat calculator. Through a calculator, we can find the amount of collected fat in our body. Therefore, we have collected some commonly asked questions, which are going to answer further ahead.

FAQ of Body Fat Percentage

Q.1 How do you calculate body fat percentage?

Ans. The body fat percentage calculator helps you to determine your body fat. Now it is easy for you to measure your body weight by adding waist and hip measurement, subtracting it from neck measurement, and getting your body fat circumference.

Q.2 How much of my weight is body fat?

Ans. Depend on the gender, the body fat gets different. It is usually 2-5% in men, whereas in women, it is 10-13%, which is essential for a human body to calculate fat. However, a healthy men body has 8-19%, whereas it is 21-33% in women. With the help of a Body Fat Calculator, you can get the right measurement.

Q.3 The composition of the human body.

Ans. Our body is composite with different elements such as oxygen, water, carbon dioxide, hydrogen, phosphorous, etc. a cell is mainly made up of hydrogen, oxygen, and water.

Q.4 What is body fat?

Ans. Body fats are differing from one another. However, it is a white fat collected underneath the skin, especially in the buttocks, belly, thighs, etc. You can measure it through a body fat calculator.

Q.5 How to calculate body fat?

Ans. Now it is easy to calculate your body fat by Body fat percentage calculator. The process of measuring the fat is simple. Body Fat Calculator are available on the online platform. Also, you can calculate it on your own.

Q.6 Is my body fat percentage normal?

Ans. Whenever you are confused about whether your body fat is normal or not, ask yourself first which category you consider yourself. Are you an athlete or a common person? As fat varies from person to person and gender to gender.

Q.7 Why should I control my body fat?

Ans. It is important to control your body fat; to a limit, it is normal. But once you exceed its limit, you might face worse consequences in your body, affecting your living. Excess body fat can cause hazardous diseases within your body, such as diabetes, blood pressure problem, cancer, heart problems, etc.

Q.8 Alternative methods of measuring body fat?

Ans. Apart from Body Fat Calculator, you can measure your stored fat in the body through various methods such as body circumference measurement, body capillaries, hydrostatic weighing and many more.

Q.9 How to reduce body fat?

Ans. Don’t procrastinate your day of reducing body fat; with few steps, you can accomplish your goal. Start eating healthy, do some work out and do not forget to consult a dietitian.

Q.10 Is fat so bad?

Ans. Calling all fat is bad is a wrong term. Because generally there are saturated fats which are good for your health. Thus, don’t call all fat as bad. Without keeping a certain amount of fat in our body, we may get ourselves in problematic situations.

Body Fat Percentage Chart

A body fat calculator can be used to estimate your body's total fat based on specific measurements. If you are more comfortable with the International System of Units (SI), use the "Metric Units" tab. To get the best results, measure to the nearest 1/4 inch (0.5 cm). This calculation is based on the US Navy method, but also includes the calculation of body fat percentage using the BMI method.

The US Council on Exercise Body Fat Categorization

Classification Women (% Fat) Men (% Fat)
Essential Fat 10-12% 2-4%
Athletes 14-20% 6-13%
Fitness 21-24% 14-17%
Acceptable 25-31% 18-25%
Obese 32% + 25% +

Jackson and Pollard Ideal Body Fat Percentages


Maximum Allowable Body Fat Percentage to Join Army

Age Male Female
17-20 24% 30%
21-27 26% 32%
28-39 28% 34%
40 and over 30% 36%

Maximum Body Fat Percentage Standard after Entry in Army

Age Male Female
17-20 20% 30%
21-27 22% 32%
28-39 24% 34%
40 and over 26% 36%

Department of Defense goal: 18% body fat for males, and 26% body fat for females.

Body Fat Percentage Formula

Measuring Body Fat Percentage - U.S. Navy Method
Body fat percentage (BFP) formula for males:

USC Units:

BFP = 86.010×log10(abdomen-neck) - 70.041×log10(height) + 36.76

Body fat percentage (BFP) formula for females:

USC Units:

BFP = 163.205×log10(waist+hip-neck) - 97.684×(log10(height)) - 78.387

BMI Method:

Body fat percentage (BFP) formula for adult males:

BFP = 1.20 × BMI + 0.23 × Age - 16.2

Body fat percentage (BFP) formula for adult females:

BFP = 1.20 × BMI + 0.23 × Age - 5.4

Body fat percentage (BFP) formula for boys:

BFP = 1.51 × BMI - 0.70 × Age - 2.2

Body fat percentage (BFP) formula for girls:

BFP = 1.51 × BMI - 0.70 × Age + 1.4

Note: formula is also called body fat percentage algorithm

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