TDEE Calculator
Estimate your total daily energy expenditure (TDEE), the calories your body burns in a typical day, using the Mifflin-St Jeor equation.
Your estimated TDEE
2,039 calories/day
About what your body uses in a typical day at your current activity level.
- Resting (BMR)
- 1,483 cal
- Mostly sitting
- 1,779 cal
- Lightly active
- 2,039 cal
- Moderately active
- 2,298 cal
- Very active
- 2,558 cal
- Extra active
- 2,817 cal
How it works
We estimate your resting calorie burn (BMR) with the Mifflin-St Jeor equation, then multiply it by a standard activity factor to get your total daily energy expenditure.
Good to know
Equations like this are usually within about 10% for most people, but your real number depends on muscle mass, hormones, sleep, and medications. Treat it as a starting point and adjust based on how your weight actually trends.
This tool gives general estimates for educational purposes only. It isn't medical advice, a diagnosis, or a determination of eligibility for any treatment. Talk with a licensed healthcare provider about your health.
Want a plan made for you?
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