BMR Calorie Needs Calculator
Find your Basal Metabolic Rate with the Mifflin-St Jeor equation — the calories your body burns at rest.
Enter your details above.
Informational only, not medical advice.
How to use
Enter age, gender, height, and weight to estimate your daily resting calorie burn.
Frequently asked questions
What is BMR?
Basal Metabolic Rate is the calories your body uses at complete rest for breathing, circulation, and basic functions — typically 60-70% of daily burn.
How accurate is this estimate?
The Mifflin-St Jeor equation is considered the most accurate common formula, usually within 10% for most people. It is not medical advice.
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