Calculators

BMR Calculator

Basal metabolic rate (Mifflin-St Jeor).

calories/day at complete rest (BMR)
Estimated daily calories by activity level (TDEE)

This free BMR calculator estimates your basal metabolic rate — the number of calories your body burns at rest to keep basic functions running. Choose between the Mifflin-St Jeor, Revised Harris-Benedict or Katch-McArdle equations, in metric or imperial units, and see your estimated total daily energy expenditure (TDEE) across common activity levels.

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