Daily Calorie Calculator
Calculate Your Daily Caloric Needs
How It Works
This calculator uses the Mifflin-St Jeor equation, the most accurate formula for estimating calorie needs:
BMR Formula:
Men: (10 × weight in kg) + (6.25 × height in cm) - (5 × age in years) + 5
Women: (10 × weight in kg) + (6.25 × height in cm) - (5 × age in years) - 161
Activity Level Multipliers
| Activity Level | Multiplier | Description |
|---|---|---|
| Sedentary | 1.2 | Little or no exercise |
| Lightly active | 1.375 | Light exercise 1-3 days/week |
| Moderately active | 1.55 | Moderate exercise 3-5 days/week |
| Very active | 1.725 | Hard exercise 6-7 days/week |
| Extra active | 1.9 | Very hard exercise & physical job |
What Are Calories?
Calories are units of energy that fuel your body's functions. The food you eat provides calories that power everything from basic metabolism to physical activity. Understanding your calorie needs is essential for weight management and overall health.
Important Notes
- These are estimates - individual needs may vary by ±15%
- For best results, track your intake and adjust based on progress
- Consult a dietitian for personalized advice
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