BMR Calculator

Calculate bmr instantly with our free BMR Calculator. Trusted formulas, instant results, no sign-up required.

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How the BMR Calculator Is Calculated

This calculator uses the Mifflin-St Jeor equation, the formula most widely recommended by dietitians for estimating basal metabolic rate (the calories your body burns at complete rest): 10 × weight(kg) + 6.25 × height(cm) − 5 × age + 5 for men, or the same formula minus 161 instead of plus 5 for women.

About the BMR Calculator

Calculate bmr instantly with our free BMR Calculator. Trusted formulas, instant results, no sign-up required.