BMR Calculator

Estimate basal metabolic rate, the resting energy estimate used before activity is added for TDEE.

1,780 cal/day

Estimated basal metabolic rate.

Mifflin-St Jeor using weight, height, age, and sex equation path.
BMR estimates resting energy use. Use a TDEE calculator to add activity before planning daily calorie targets.

Mifflin-St Jeor formula

For men, BMR is estimated as 10 x weight in kg + 6.25 x height in cm - 5 x age + 5. For women, the final constant is -161.

Learn how BMR differs from TDEE.