If you're trying to lose fat, build muscle, or maintain your weight, understanding TDEE (Total Daily Energy Expenditure) is essential. TDEE represents the total number of calories your body burns in a 24-hour period. In simple terms, it's your maintenance calories — the amount you need to eat to keep your weight stable.
Knowing your TDEE helps you create a smart calorie deficit or surplus based on your fitness goals. Use our TDEE calculator to get instant estimates, or follow the steps below to calculate manually.
What Makes Up TDEE?
Your TDEE is the sum of four components:
1. BMR (Basal Metabolic Rate)
BMR is the number of calories your body burns at complete rest just to stay alive — breathing, circulating blood, regulating temperature, and supporting organs.
It usually accounts for 60–70% of your total calorie burn. Calculate yours with our BMR calculator.
2. TEF (Thermic Effect of Food)
TEF is the energy your body uses to digest and process food. It typically makes up about 10% of your daily calories.
Protein has the highest thermic effect compared to carbs and fats. Use our macro calculator to balance your protein, carbs, and fat intake.
3. EAT (Exercise Activity Thermogenesis)
This includes calories burned during intentional workouts — gym training, running, cycling, sports, etc. Estimate yours with our calories burned calculator.
4. NEAT (Non-Exercise Activity Thermogenesis)
NEAT includes everyday movement outside structured exercise — walking, standing, cleaning, typing, fidgeting.
For many people, NEAT can significantly impact total daily calorie burn.
Step 1: Calculate Your BMR
To calculate your TDEE, you first need your BMR. The most accurate and widely used method is the Mifflin-St Jeor equation:
Men:
BMR = (10 × weight kg) + (6.25 × height cm) – (5 × age) + 5
Women:
BMR = (10 × weight kg) + (6.25 × height cm) – (5 × age) – 161
You can also use a BMR calculator for faster results.
Your BMR represents the calories your body burns at total rest — no movement, no exercise.
Step 2: Apply an Activity Multiplier
Next, multiply your BMR by an activity factor to estimate your TDEE:
| Activity Level | Multiplier |
|---|---|
| Sedentary (little/no exercise) | 1.2 |
| Lightly active (1–3 days/week) | 1.375 |
| Moderately active (3–5 days/week) | 1.55 |
| Very active (6–7 days/week) | 1.725 |
| Extremely active (hard training + physical job) | 1.9 |
Formula:
TDEE = BMR × Activity Multiplier
This gives you your estimated daily calorie maintenance level. Skip the math — use our TDEE calculator for instant results.
Step 3: Use TDEE for Your Goal
Once you know your TDEE, adjust calories based on your objective using our calorie calculator:
Fat Loss
Eat below TDEE. A common starting point is a 500 calorie deficit per day, which may lead to ~0.5 kg (1 lb) fat loss per week.
Muscle Gain
Eat above TDEE. A moderate 300 calorie surplus supports lean muscle growth while minimizing fat gain.
Maintenance
Eat at your TDEE to maintain current body weight.
Important Notes About TDEE
- TDEE is an estimate, not an exact number. Track your weight for 2–4 weeks and adjust calories if needed.
- Metabolism varies from person to person. Sleep, stress, hormones, and daily movement affect energy expenditure.
- If your weight is not changing as expected, adjust calories by 100–200 kcal and monitor again.
Why Knowing Your TDEE Matters
Understanding your Total Daily Energy Expenditure gives you:
- Clear calorie targets
- Better fat loss results
- Smarter muscle gain strategy
- Long-term weight control
Whether you're cutting, bulking, or maintaining, TDEE is the foundation of any successful nutrition plan. Calculate your TDEE now and get started.