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BMR Calculator

Calculate your Basal Metabolic Rate and daily calorie needs.

1649 kcal/day
BMR (at rest)
2556 kcal/day
TDEE (daily need)
2056 kcal
Weight loss (−500)
3056 kcal
Weight gain (+500)

About BMR Calculator

BMR Calculator estimates your Basal Metabolic Rate, the number of calories your body needs at complete rest to sustain vital functions. It uses the Mifflin-St Jeor and Harris-Benedict equations and supports metric and imperial inputs. BMR is the foundation of any calorie-based diet plan.

  • Mifflin-St Jeor and Harris-Benedict
  • Metric and imperial units
  • Shows calories burned at rest
  • Foundation for TDEE calculation