BMR Calculator
Calculate your Basal Metabolic Rate (BMR) using the Mifflin-St Jeor equation.
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Tool guide
BMR Calculator: how it works
Practical information to understand the result and use this tool correctly.
About BMR Calculator
Calculate your Basal Metabolic Rate (BMR) using the Mifflin-St Jeor equation.
The tool runs directly in the browser for immediate results.
How to use it
- 1Enter the values you want to calculate or process.
- 2The result updates instantly on the same page.
- 3Copy, share, or export the result if the tool allows it.
Frequently asked questions
- Do I need to sign up?
- No. The tool works without an account.
- Are my data uploaded?
- Compatible operations run locally in the browser.
- What is BMR?
- Basal Metabolic Rate is the number of calories your body needs at rest to maintain basic functions.