TDEE Calculator
Calculate your Total Daily Energy Expenditure (TDEE) — the total calories you burn each day. Set accurate calorie goals for any fitness objective.
Enter Values
Fill in the fields and press Calculate to see instant results.
TDEE Calculator: Calculate Your Total Daily Energy Expenditure
Total Daily Energy Expenditure (TDEE) represents the complete number of calories your body burns in a 24-hour period, accounting for everything: basal metabolism, physical activity, exercise, digestion of food, and even small movements like fidgeting. While BMR (Basal Metabolic Rate) tells you the minimum calories needed at rest, TDEE is the practical number you use for setting daily calorie intake goals.
Our free TDEE Calculator combines scientifically-validated BMR formulas (Mifflin-St Jeor and Harris-Benedict) with activity multipliers to estimate your total daily calorie burn. Understanding your TDEE is essential for effective weight management—it's the foundation for creating calorie deficits for fat loss or surpluses for muscle gain. Without knowing your TDEE, you're guessing at calorie targets, which leads to frustration and poor results.
TDEE consists of four components: BMR (60-75% of TDEE) covers basic life functions; NEAT (Non-Exercise Activity Thermogenesis, 15-30%) includes daily living activities, fidgeting, and occupational movement; EAT (Exercise Activity Thermogenesis, 5-10%) covers planned workouts; and TEF (Thermic Effect of Food, 10%) is energy burned digesting and processing food. The calculator combines these into your activity factor multiplier (1.2-1.9).
Accurate TDEE calculation requires honest self-assessment of activity level—most people overestimate how active they are. Sedentary office workers who exercise 3 times weekly are typically "lightly active" (1.375), not "moderately active" (1.55). Conservative estimates prevent overestimating calorie needs, which stalls weight loss progress.
💡 Critical Note: TDEE changes as you lose or gain weight. Recalculate every 10-15 pounds to maintain accuracy. What burns 2,500 calories at 200 lbs might only burn 2,200 calories at 175 lbs.
When to Use This TDEE Calculator
🎯 Weight Loss Planning
Calculate exact calorie deficit needed for sustainable fat loss. TDEE minus 500 calories = 1 lb/week loss. TDEE minus 750 = 1.5 lbs/week. Prevents guessing and creates data-driven weight loss plan.
💪 Bulking and Muscle Gain
Determine calorie surplus needed for lean muscle growth. TDEE plus 300-500 calories with progressive overload resistance training maximizes muscle gain while minimizing fat gain.
⚖️ Weight Maintenance
After reaching goal weight, eat at TDEE to maintain. Provides target for transitioning from deficit to maintenance, preventing rebound weight gain from overshooting calories.
📊 Metabolic Troubleshooting
If weight loss stalled despite "eating less," calculate TDEE to see if you're actually in deficit. Many stalls occur because TDEE decreased as weight dropped but calories weren't adjusted.
🏋️ Performance Optimization
Athletes ensure adequate fueling for training demands. Undereating relative to high TDEE impairs recovery, performance, and increases injury risk. Hitting TDEE (or slight surplus) maintains performance.
🔄 Reverse Dieting
After prolonged calorie restriction, gradually increase intake from deficit back to TDEE over 8-12 weeks. Helps restore metabolic rate and hormone levels without rapid fat regain.
TDEE Formula Explanation
TDEE combines BMR calculation with an activity factor multiplier.
Step 1: Calculate BMR
Mifflin-St Jeor Equation (Recommended):
Men:
$BMR = (10 \times weight_{kg}) + (6.25 \times height_{cm}) - (5 \times age) + 5$
Women:
$BMR = (10 \times weight_{kg}) + (6.25 \times height_{cm}) - (5 \times age) - 161$
Step 2: Apply Activity Factor
$TDEE = BMR \times Activity\,Factor$
Activity Factor Guide:
| Activity Level | Factor | Description | Example |
|---|---|---|---|
| Sedentary | 1.2 | Little/no exercise, desk job | Office worker who doesn't exercise |
| Lightly Active | 1.375 | Light exercise 1-3 days/week | Desk job + gym 2×/week, or active job no formal exercise |
| Moderately Active | 1.55 | Moderate exercise 3-5 days/week | Regular gym-goer 3-5 days, 45-60 min sessions |
| Very Active | 1.725 | Hard exercise 6-7 days/week | Serious athlete training 6-7 days or physical job + gym |
| Extremely Active | 1.9 | Very hard exercise twice/day or physical job + training | Professional athletes, construction worker who lifts daily |
Important: Most people overestimate activity level. If unsure between two categories, choose the lower one. You can always adjust upward if weight loss is too rapid.
TDEE Components Breakdown
1. BMR (60-75% of TDEE): Basic life functions—breathing, circulation, cell production, temperature regulation.
2. NEAT (15-30% of TDEE): Non-Exercise Activity Thermogenesis—daily activities, occupation, fidgeting. Highly variable between individuals. Fidgeters can burn 300+ extra calories daily.
3. EAT (5-10% of TDEE): Exercise Activity Thermogenesis—planned workouts. Lower percentage than most think because you don't exercise 24/7.
4. TEF (10% of TDEE): Thermic Effect of Food—energy burned digesting food. Protein has highest TEF (20-30% of calories), carbs 5-10%, fat 0-3%.
Example Calculation
35-year-old male, 180 lbs (82 kg), 5'10" (178 cm), moderately active:
BMR (Mifflin-St Jeor):
BMR = (10 × 82) + (6.25 × 178) - (5 × 35) + 5
BMR = 820 + 1,112.5 - 175 + 5
BMR = 1,762 calories/day
TDEE:
TDEE = 1,762 × 1.55 (moderate activity)
TDEE = 2,731 calories/day
Goal-Based Targets:
- • Maintenance: 2,731 calories
- • Fat Loss (1 lb/week): 2,231 calories (TDEE - 500)
- • Lean Bulk: 3,031 calories (TDEE + 300)
Worked Examples
Example 1: Sedentary Office Worker (Female)
Given:
- Gender: Female, Age: 30, Height: 5'5" (165 cm), Weight: 160 lbs (73 kg)
- Activity: Sedentary (desk job, no exercise)
Calculations:
BMR = (10 × 73) + (6.25 × 165) - (5 × 30) - 161 = 1,450 cal/day
TDEE = 1,450 × 1.2 = 1,740 calories/day
Goal Targets:
Weight Loss: 1,240 cal/day is very close to BMR. Better to increase activity to "lightly active" (1,994 TDEE), allowing 1,494-calorie target.
Example 2: Active Young Male
Given:
- Gender: Male, Age: 25, Height: 6'0" (183 cm), Weight: 185 lbs (84 kg)
- Activity: Moderately Active (gym 4×/week, 60-min sessions)
Calculations:
BMR = (10 × 84) + (6.25 × 183) - (5 × 25) + 5 = 1,864 cal/day
TDEE = 1,864 × 1.55 = 2,889 calories/day
Goal Targets:
- • Maintenance: 2,889 cal/day
- • Fat Loss: 2,389 cal/day (plenty of food for energy)
- • Lean Bulk: 3,189 cal/day
Example 3: Construction Worker Who Lifts
Given:
- Gender: Male, Age: 40, Height: 5'9" (175 cm), Weight: 195 lbs (88 kg)
- Activity: Very Active (physical job 40 hr/week + gym 4×/week)
Calculations:
BMR = (10 × 88) + (6.25 × 175) - (5 × 40) + 5 = 1,779 cal/day
TDEE = 1,779 × 1.725 = 3,069 calories/day
Interpretation: Even at 2,569 calories for fat loss, he eats substantially more than average person's maintenance. Physical job + training creates very high TDEE.
Practical Applications
🏋️ Bodybuilding Prep
Calculate TDEE to plan cutting phases for competition. Start cut 12-16 weeks out at TDEE - 500. As weight drops and metabolism adapts, gradually reduce to TDEE - 750 final weeks. Monitor weekly to prevent excessive muscle loss.
🏃 Endurance Training Fueling
Marathon and triathlon training dramatically increases TDEE. Under-fueling impairs performance and recovery. Calculate TDEE for heavy training weeks (may be "very active" or "extremely active") to ensure adequate calorie intake supports training volume.
📉 Breaking Weight Loss Plateaus
If fat loss stalls despite "eating less," recalculate TDEE with current weight. You may have lost 20 lbs, dropping TDEE by 200 calories, but never adjusted intake. Recalculating reveals you're now at maintenance, not deficit.
💪 Reverse Dieting
After prolonged cut, gradually increase calories from deficit back to TDEE over 8-12 weeks (add 50-100 cal every 1-2 weeks). Restores metabolic rate, leptin, thyroid function, and sex hormones without rapid fat regain.
⚖️ Intuitive Eating Calibration
Intuitive eaters use TDEE as reference to calibrate hunger signals. Track calories for 2-3 weeks hitting TDEE while monitoring how you feel. Learn what TDEE "feels like" (satiety, energy), then transition to intuitive eating with better calibrated signals.
👴 Preventing Age-Related Weight Gain
Recalculate TDEE every 5 years after age 40. BMR drops ~2% per decade due to muscle loss. Maintaining same calorie intake despite lower TDEE causes gradual weight creep. Adjust intake or increase activity to match changing TDEE.
Common Mistakes to Avoid
❌ Overestimating Activity Level
Consequence: Choosing "moderately active" when actually "lightly active" overestimates TDEE by 200-300 calories. Results in eating at maintenance instead of deficit, causing zero weight loss.
✓ Solution: Be brutally honest. Most people are sedentary or lightly active. Going to gym 3× per week doesn't make you "very active" if you sit other 160 hours. If weight loss stalls, drop activity level one category.
❌ Never Recalculating as Weight Changes
Consequence: Using same TDEE after losing 25 lbs. TDEE decreases with weight loss—what was 500-calorie deficit at 200 lbs may be maintenance at 175 lbs.
✓ Solution: Recalculate TDEE every 10-15 lbs lost or every 2-3 months. Adjust calorie target based on new, lower TDEE. This is normal metabolic adjustment, not damage.
❌ Adding Exercise Calories On Top of TDEE
Consequence: Calculating TDEE with "moderately active" already accounting for gym sessions, then ALSO eating back 400 "calories burned" from workout. Double-counts exercise, eliminating deficit entirely.
✓ Solution: TDEE method means you DON'T eat back exercise calories—they're already included in your activity factor. Only adjust intake for unusual extra activity (like hiking all day on vacation).
Frequently Asked Questions
What is TDEE and how is it different from BMR?
TDEE (Total Daily Energy Expenditure) and BMR (Basal Metabolic Rate) are related but fundamentally different measures of energy expenditure:
BMR: Calories burned at complete rest for basic life functions only. Includes breathing, blood circulation, cell production/repair, nutrient processing, temperature regulation. Measured in controlled conditions: immediately upon waking, after 8 hours sleep, in dark quiet room, after 12-hour fast. Represents 60-75% of total daily calorie burn. Minimum calories needed just to keep you alive if you did absolutely nothing all day.
TDEE: Total calories burned in complete 24-hour period including everything. Includes BMR PLUS: NEAT (daily living activities, fidgeting - 15-30% of TDEE), EAT (planned workouts - 5-10% of TDEE), and TEF (energy burned digesting food - 10% of TDEE).
The Relationship: TDEE = BMR × Activity Factor (1.2 to 1.9). Example: Woman with BMR of 1,400 calories. Sedentary: TDEE = 1,400 × 1.2 = 1,680 cal. Moderately Active: TDEE = 1,400 × 1.55 = 2,170 cal.
How do I choose the right activity level?
Choosing activity level is THE most important decision in TDEE calculation—yet most people overestimate. Here's how to choose correctly:
Sedentary (1.2): Desk job with little walking, drive everywhere, sedentary evenings. Total daily steps typically under 5,000. Even if you go to gym occasionally (only 1-2× per week), if rest of time is sedentary, choose this level.
Lightly Active (1.375): Desk job with some walking during day, OR active job (retail, teaching) with no formal exercise, OR sedentary job + gym 1-3 days per week. Total steps 5,000-8,000.
Moderately Active (1.55): Regular exercise 3-5 days per week for 45-60+ minutes per session with moderate-high intensity, OR moderately active job + some exercise. Total steps 8,000-12,000.
Very Active (1.725): Intense exercise 6-7 days per week, OR physical labor job + regular training. Few people truly belong here. Total steps 12,000-15,000+.
Decision Framework: Be conservative. If between two levels, choose lower. Consider consistency—3 gym sessions per week = lightly active, NOT moderately active. Track steps as objective measure.
Should I eat exactly my TDEE calories?
No, not unless your goal is weight maintenance. Here's how to use TDEE for different goals:
For Weight Loss: Moderate pace (1 lb/week): Eat TDEE - 500 calories. Faster pace (1.5 lbs/week): Eat TDEE - 750 calories. Maximum safe rate (2 lbs/week): Eat TDEE - 1,000 calories (only if starting BMI >30). Minimum intake: Never go below BMR for extended periods.
For Muscle Gain: Lean bulk (minimize fat): Eat TDEE + 200-300 calories. Standard bulk: Eat TDEE + 500 calories. Combine with progressive overload strength training 3-5× per week, 0.8-1g protein per lb body weight.
For Maintenance: Eat at TDEE if you've reached goal weight and want to maintain. Monitor weekly—if average weight drifts up/down over 2-3 weeks, adjust calories by ±100. Accept fluctuations of 1-3 lbs from water, food volume, hormones.
Related Health Calculators
BMR Calculator
TDEE starts with BMR calculation. Understand your resting metabolic rate before calculating total daily expenditure. BMR is the foundation TDEE is built upon.
Calorie Calculator
Alternative to TDEE that may include additional factors. Compare results between calculators to verify your maintenance calories and ensure TDEE estimate is reasonable.
Macro Calculator
After determining TDEE and goal-based calorie target, use macro calculator to split into protein, carbs, and fat targets. Macros matter for body composition, performance, and satiety.
BMI Calculator
Monitor BMI as you follow TDEE-based nutrition plan. While body composition matters more than BMI, tracking both metrics provides complete picture of progress.
Body Fat Calculator
TDEE alone doesn't show whether weight changes are from fat or muscle. Track body fat percentage alongside TDEE-based dieting to ensure you're losing fat, not lean mass.
Ideal Weight Calculator
Set goal weight using ideal weight formulas, then use TDEE to calculate timeline for reaching that weight (pounds to lose ÷ lbs per week = weeks needed).
Water Intake Calculator
Proper hydration supports metabolism and helps TDEE remain optimal. Dehydration can reduce metabolic rate. Calculate daily water needs based on body weight and activity level.
Height Calculator
For parents tracking children's growth. Children have very different TDEE relative to body weight due to growth energy requirements. Adult TDEE formulas don't apply to growing children.
Conclusion
Total Daily Energy Expenditure (TDEE) is the most practical metric for managing your nutrition and achieving fitness goals. Unlike BMR, which only represents resting metabolism, TDEE accounts for your complete daily energy burn including all activity, exercise, and food digestion. This makes it the foundation for setting accurate calorie targets whether you're losing weight, maintaining, or building muscle.
Remember that TDEE calculations provide starting estimates with ±10-20% individual variation. Use your calculated TDEE as the initial target, then adjust based on real-world results over 2-3 weeks. If weight changes faster or slower than expected, adjust calories by 100-200 and reassess. This personalized approach ensures you find your true TDEE rather than relying solely on formulas.
Most importantly, recalculate your TDEE regularly as your body changes. Weight loss, muscle gain, changes in activity level, and even aging all affect your daily energy expenditure. By staying on top of these changes and adjusting your nutrition accordingly, you'll maintain steady progress toward your goals and avoid the frustrating plateaus that result from outdated calorie targets.
People Also Calculate
Calculators visitors commonly use alongside this one.