BMR Calculator

Calculate your Basal Metabolic Rate using the Mifflin-St Jeor formula.

About BMR

BMR represents the calories your body burns at complete rest just to keep you alive. It is the foundation of any calorie target — multiply BMR by your activity factor to get total daily energy expenditure (TDEE).

FAQ — BMR Calculator

Difference vs TDEE?
BMR is at-rest. TDEE adds activity. Use the Calorie Calculator for TDEE.