BMR Calculator
BMR and daily calorie needs from the Mifflin-St Jeor equation.
How to use it
- Choose units and sex, then enter your age, weight, and height.
- Pick your usual activity level.
- Read your BMR and the calories to maintain your current weight.
About this tool
This tool estimates your basal metabolic rate, the energy your body uses at rest, with the Mifflin-St Jeor equation, then multiplies by an activity factor to estimate the calories that maintain your current weight. The numbers are general estimates that vary with body composition, health, and other factors. They are not medical advice. Speak with a healthcare professional before making changes to how you eat.
Examples
Male, 30, 70 kg, 175 cm, moderateBMR about 1,649, maintenance about 2,556Female, 30, 60 kg, 165 cm, lightBMR about 1,320, maintenance about 1,815Common uses
- Estimate the calories that maintain your weight
- Understand your resting energy use
- Set a baseline before talking to a professional
- Compare needs at different activity levels
FAQ
Is my information uploaded?
What is BMR?
Is this medical advice?
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