Calorie Calculator
Accurate calculators with instant results.
What does this tool do?
Estimate daily calorie needs with the Mifflin-St Jeor equation.
Key features
- Instant calculation
- Accurate formulas
- Clear result breakdown
- Mobile-friendly inputs
Calorie Calculator
Estimate daily calorie needs with the Mifflin-St Jeor equation.
What does this tool do?
Estimate daily calorie needs with the Mifflin-St Jeor equation. This free online tool works instantly in your browser — no signup, no download, no watermark.
Key Features
- Mifflin-St Jeor formula
- BMR and TDEE results
- Activity level adjustment
- Male and female support
Estimate only, not medical advice. Consult a dietitian for personal nutrition plans.
Frequently Asked Questions
What is BMR?
Basal Metabolic Rate is the calories your body burns at complete rest to maintain basic functions like breathing and circulation.
What is TDEE?
Total Daily Energy Expenditure is your BMR multiplied by an activity factor, estimating all calories you burn in a day.
What formula is used?
The Mifflin-St Jeor equation, widely regarded as one of the most accurate for estimating resting calorie needs.
Is this a diet plan?
No. It gives an energy estimate only. For weight goals, consult a qualified dietitian or doctor.
How to Use Calorie Calculator
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