TDEE Calculator: Total Daily Energy Expenditure for Fitness Goals
By ToolZoneX Team
•
June 2026
TDEE represents the total number of calories you burn in a day, combining your BMR with physical activity. It's the most important number for any diet plan — eat below TDEE to lose weight, above to gain.
How to Use TDEE Calculator
1.
Enter your stats (age, weight, height, gender)2.
Select your activity level from 5 options3.
View your TDEE in calories4.
Use it to set intake goals
Key Features
- 5 activity levels from sedentary to extra active
- Based on Mifflin-St Jeor BMR
- Shows BMR and TDEE separately
- Provides cut/maintain/bulk calorie targets
When to Use This Tool
•
Precision dieting for bodybuilding•
Understanding calorie needs after starting a desk job•
Adjusting diet when training intensity changes•
Calculating surplus for lean bulk
Frequently Asked Questions
Sedentary = desk job, no exercise. Lightly active = 1-3 days/week exercise. Moderately active = 3-5 days. Very active = 6-7 days. Extra active = physical job + daily training.
Common reasons: underestimating food intake, overestimating activity level, water retention, or TDEE calculation needs adjustment after weight loss.
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