BMR Calculator
Calculate your Basal Metabolic Rate and Daily Calorie needs based on the Mifflin-St Jeor equation.
Tip: Your BMR is the baseline. We use your Activity Level to estimate your total daily energy expenditure (TDEE).
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About this Tool & FAQ
What is BMR?
Basal Metabolic Rate is the number of calories your body needs to accomplish its most basic, life-sustaining functions (breathing, cell generation, etc.).
What is TDEE?
Total Daily Energy Expenditure is an estimation of how many calories you burn per day when exercise is taken into account.