Calculators for Nutrition and Body Composition

Calculate your total daily energy expenditure based on age, weight, height and activity level.

Calculate how large a calorie deficit you need to reach your weight loss goal.

Calculate your body mass index and see where you fall on the BMI scale.

Find out how much protein you need per day based on your training and goals.

Calculate your ideal weight based on height, gender and body frame.

Estimate your body fat percentage using measurements and gender.

Calculate how much to eat to build muscle without unnecessary fat gain.

Calculate your calorie intake for an effective cut that preserves muscle mass.

Measure your fat-free mass index — a better measure of muscle mass than BMI.

Calculate your basal metabolic rate — how many calories your body burns at rest.