Calculator Tools

BMR Calculator

Basal metabolic rate with Mifflin-St Jeor from weight, height, age and sex.

  • Private when possible
  • No account required

Preparing tool…

About this tool

BMR Calculator estimates calories burned at rest with the Mifflin-St Jeor equations for adults.

How to use

  1. Choose male or female.
  2. Enter weight (kg) and height (cm).
  3. Enter age.
  4. Read BMR in kcal/day.

Features

  • Mifflin-St Jeor
  • Metric inputs
  • kcal/day output
  • Not medical advice

Common use cases

  • Everyday planning
  • Study checks
  • Quick estimates

Supported formats

Privacy

This tool processes data in your browser. Content is not uploaded to our servers unless a feature explicitly requires a network request.

Frequently asked questions

Related tools

Continue with a closely related task.

Popular tools

Continue with a closely related task.