Your Basal Metabolic Rate is the calories your body burns at complete rest. Compare 4 scientific formulas to find your true baseline.
All calculations run locally in your browser. Nothing is uploaded to any server.
Mifflin-St Jeor, Harris-Benedict, Katch-McArdle and Cunningham compared side by side.
Enter body fat % for lean-body-mass based equations.
Use BMR as the foundation for any weight-loss or muscle-building plan.
Take it further with TDEE, body fat and macro targets.