Useful Diet & Fitness Calculators

Learn how many calories you burn per day and get customized diet recommendations based on your body type

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Body Mass Index (BMI)

Learn if you are at a healthy weight with the BMI Calculator. Your BMI score will categorize you as underweight, normal, overweight or obese. The BMI score is relative to your height and not suitable for people who are very muscular.

Basal Metabolic Rate (BMR)

The BMR Calculator is an estimation of how many calories per day your body burns at rest. It is how many calories you would burn per day when you exclude any activity factors. TDEE is better for real-world situations.

TDEE Calculator

Use the TDEE Calculator to learn your Total Daily Energy Expenditure, the number of calories per day your body uses in total, including exercise. It is your Basal Metabolic Rate + activity factor.

Lean Body Mass Calculator

If you know your body fat percentage, you can calculate your lean body mass.

Body Fat Calculator

Are you interested in learning what your body fat percentage may be? The body fat percentage calculator will give you an estimate (be warned, can be highly inaccurate).

Macronutrient Calculator

Learn how many calories per day should come from your split of protein, carbs, and fat with the macronutrient calculator.