BMR Calculator
Health, Dates & Planning · Free online tool
BMR Calculator
Estimate basal metabolic rate with the Mifflin–St Jeor equation.
Interactive workspace
Enter your details
Your result
Result
Your entries are used only in this browser to produce the result. They are not intentionally sent to Trezonic.
How to use it
Get a clear result in three steps
- Enter or paste the information requested above.
- Select the options that match your task.
- Run the tool, review the result, and copy or download it when available.
Practical example
What you can do
Estimate the calories the body may use at rest before activity.
Remember: This general estimate is educational and is not a diagnosis or a substitute for professional medical advice.
Common questions
BMR Calculator FAQ
Is this tool free to use?
Yes. You can use it without creating an account. The result is generated directly in your browser.
Does Trezonic store my information?
No tool input is intentionally sent to Trezonic by this plugin. File-based tools process supported files locally in your browser.
How accurate is the result?
The tool follows the method described on this page. Check critical financial, health, legal, tax, or professional decisions against a qualified source.