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TDEE = BMR + NEAT + EAT + TEF
Basal Metabolic Rate
Calories burned at complete rest
Non-Exercise Activity
Walking, fidgeting, daily movement
Exercise Activity
Planned workouts and training
Thermic Effect of Food
Energy used to digest food
Understanding your Total Daily Energy Expenditure is the first step toward total body mastery. While many focus only on Basal Metabolic Rate (BMR), your TDEE accounts for every single calorie burned throughout your day, including physical activity and the thermic effect of food.
To reach a state of perfect energy balance, you must identify your maintenance calories—the exact number where you neither gain nor lose weight. This free TDEE calculator simplifies the complex math of human metabolism into one actionable number.
To provide accurate results, our tool utilizes the Mifflin-St Jeor Equation, widely considered the gold standard in clinical nutrition. We apply a specific activity multiplier based on your lifestyle—ranging from sedentary office work to moderate activity or intense training.
By analyzing your unique metabolic rate, this TDEE calorie calculator eliminates the guesswork inherent in manual macro tracking.
3 Steps to Your Results
Step 1
Input Your Stats: Enter your age, gender, and current weight into the accurate TDEE calculator.
Step 2
Define Your Movement: Select your activity level. Be honest! This is where most people miss their target.
Step 3
Get Your Blueprint: Receive your maintenance, cutting, and bulking numbers instantly.
Key Metabolic Factors for Women
Lower RMR
Women have ~5–10% lower resting metabolic rate than men at the same weight
Muscle Mass
Less lean mass means fewer calories burned at rest — protein intake is critical
Hormonal Cycles
Menstrual cycle phases shift calorie needs by up to 100–300 kcal/day
Deficit Safety
Avoid dropping below 1,200 kcal/day to protect hormone and bone health
A TDEE calculator for women must account for nuances in body composition and female metabolism. Because women typically have different ratios of lean muscle mass compared to men, caloric needs can vary significantly even at the same weight.
When entering a calorie deficit for fat loss, it is vital to maintain a level that supports healthy hormone levels. Use this tool to ensure you aren't under-eating, which can stall progress and impact long-term metabolic health.
Fuel Your Body by Goal
Fat Loss
300–500 kcal deficit
Muscle Gain
300–500 kcal surplus
80/20 Rule
Maintenance & balance
Knowing how to calculate TDEE is 20% of the battle; managing it daily is the other 80%. Depending on your results, here is how to fuel your body:
| Goal | Best Foods |
|---|---|
| Fat Loss (Deficit) | Leafy greens, lean proteins (chicken, white fish, lentils), berries |
| Muscle Gain (Surplus) | Avocados, oats, nuts, Greek yogurt, complex carbs |
| 80/20 Rule | 80% whole foods for metabolic health, 20% flexible treats |
Mifflin-St Jeor Equation — Visual Breakdown
Weight
× 10
kg
Height
× 6.25
cm
Age
× 5
yrs
Constant
± C
gender
Result
BMR
kcal/day
♂ Men
+ 5
added to result
(10w + 6.25h − 5a) + 5
♀ Women
− 161
subtracted from result
(10w + 6.25h − 5a) − 161
Validated within 5% of actual metabolic burn · Aligned with 2026 WHO guidelines
Because men and women naturally process energy at different speeds, our calculator uses two distinct biological formulas. These equations determine your Basal Metabolic Rate (BMR)—the calories your body needs just to stay alive while resting.
Unit Conversion Simplified
- To find your weight in kilograms: Take your weight in pounds and divide it by 2.2.
- To find your height in centimeters: Take your total height in inches and multiply it by 2.54.
Formula: Validated by clinical studies to be within 5% of actual metabolic burn.
Activity Multipliers: Aligned with the 2026 WHO metabolic guidelines.
Privacy: All calculations are performed client-side. We do not store your personal health data.
Fact-Checked by the Editorial Team | Last updated: April 2026
"I struggled with weight plateaus for years until I used this tdee calculator to lose weight. It helped me realize I was overestimating my activity level by 400 calories!" — Maria K., Fitness Enthusiast
Disclaimer: This calculator provides estimates for informational purposes only. Results may vary based on individual factors.