Calorie Calculator
Calculate your daily calorie needs based on age, weight, height, and activity level. Free TDEE calculator.
This free calorie calculator uses the Mifflin-St Jeor equation to estimate your Total Daily Energy Expenditure (TDEE) — the number of calories you need each day to maintain, lose, or gain weight. Enter your age, gender, height, weight, and activity level to get your personalized calorie target. Used by fitness enthusiasts, dietitians, and anyone tracking their nutrition.
How to Use: Calorie Calculator
1. Enter your age, gender, height, and weight.
2. Select your activity level from the dropdown.
3. Your daily calorie needs for maintenance, weight loss, and weight gain appear instantly.
Frequently Asked Questions
How accurate is this calorie calculator?
It uses the Mifflin-St Jeor equation, the most accurate formula for most people. Results are estimates — individual metabolism varies.
What is TDEE?
TDEE (Total Daily Energy Expenditure) is the total number of calories you burn in a day, including exercise and daily activity.
How many calories should I eat to lose weight?
A deficit of 500 calories per day leads to roughly 0.5 kg (1 lb) of weight loss per week. Our calculator shows this target automatically.
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