Free Calorie (TDEE) Calculator
Your TDEE (Total Daily Energy Expenditure) is the total number of calories your body burns in a day, including exercise. Eat at your TDEE to maintain weight, below it to lose, above it to gain.
Last reviewed: 2026-05-23 · Free tool · No sign-up
Calorie (TDEE) Calculator
Estimate the daily calories your body burns based on your activity level.
Formula: TDEE = BMR × activity factor
Source: Mifflin-St Jeor equation (1990)
How to use the Calorie (TDEE) Calculator
- Enter your age.
- Enter your sex.
- Enter your weight.
- Enter your height.
- Enter your activity level.
- Select Calculate to see your result instantly.
Formula: TDEE = BMR × activity factor
Source: Mifflin-St Jeor equation (1990)
Frequently asked questions
What is TDEE?
TDEE is the total calories you burn per day — your resting metabolism (BMR) multiplied by an activity factor.
How do I lose weight using TDEE?
Eat roughly 250–550 calories below your TDEE per day for steady, sustainable fat loss.
Is the calorie estimate exact?
It is a well-validated estimate. Real needs vary, so adjust based on how your weight changes over 2–3 weeks.