BMR Calculator
Use this free bmr calculator to get instant results. Simply enter your data and get processed output immediately. Works entirely in your browser with no signup required.
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BMR Calculator
Calculate Basal Metabolic Rate (Mifflin-St Jeor)
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How It Works
- Enter your gender, age, weight, and height.
- The tool uses the Mifflin-St Jeor equation (considered the most accurate).
- Click "Calculate" to see your daily baseline calories.
- Use this number as a starting point for diet planning.
Use Cases
- Determining calorie deficit for weight loss
- Muscle gain nutrition planning
- Understanding your metabolism
- Clinical nutrition assessment
Frequently Asked Questions
What is BMR?
Basal Metabolic Rate is the energy needed for breathing, circulation, and cell production at rest.
How is it different from TDEE?
BMR is rest only. TDEE (Total Daily Energy Expenditure) includes your activity level (exercise, walking, work).
Does muscle affect BMR?
Yes, muscle tissue burns more calories at rest than fat tissue, increasing your BMR.
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