Calorie Calculator
Estimate daily maintenance calorie expenditure (TDEE) based on your Basal Metabolic Rate and physical activity level.
Estimate your daily maintenance calorie needs (Total Daily Energy Expenditure / TDEE) based on your BMR and activity level.
[!NOTE] Calorie calculations are general estimates for healthy adults. They are not intended as clinical dietary prescriptions or medical advice.
Formula & Method
- TDEE Formula:
Daily Maintenance Calories = BMR × Activity Multiplier
Activity Multipliers:
- Sedentary:
1.20 - Light Exercise (1-3 days/wk):
1.375 - Moderate Exercise (3-5 days/wk):
1.55 - Very Active (6-7 days/wk):
1.725 - Extra Active:
1.90
Worked Example
For a 30-year-old male (BMR = 1,730 kcal) with moderate exercise:
TDEE = 1,730 × 1.55 ≈ 2,682 kcal/day
Frequently Asked Questions
What is Total Daily Energy Expenditure (TDEE)?+
TDEE represents the total number of calories your body burns in a 24-hour period, combining your Basal Metabolic Rate (BMR) with calories burned during physical activity and exercise.
How are activity multipliers calculated?+
Standard physical activity multipliers range from 1.2 (sedentary lifestyle) to 1.9 (heavy physical work or extreme training).
Are calorie targets exact prescriptions?+
No. Calorie calculations provide statistical estimates. Individual metabolic rates, body composition, and genetics vary.