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Calculate TDEE Instantly

Calculate your total daily energy expenditure.

Use our free calorie maintenance calculator to estimate your daily energy burn, resting metabolism, and target macronutrient ratios.

TDEE Calculator

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15 – 80 years
ft
in
lbs
2 – 60%

What Is TDEE and How Does a TDEE Calculator Work?

When asking yourself, "What is my TDEE?", you are taking the most crucial step toward understanding your body's energy balance. Your Total Daily Energy Expenditure (TDEE) is the total number of calories your body burns in a 24-hour cycle. To find this number accurately, a reliable tdee calculator is indispensable. Using a clean, fast tool like **MyHealthCalculate** lets you calculate your TDEE in seconds, giving you a clear biological starting point. Whether you call it a maintenance calorie calculator or a calorie maintenance calculator, the underlying metabolic principles remain the same: finding the exact daily energy threshold your body requires to maintain its current weight. Additionally, you can screen your baseline weight-to-height ratio using our BMI Calculator or compare standard clinical weight ranges on our Ideal Weight Calculator.

1. Basal Metabolic Rate (BMR)

The foundation of your daily energy burn (accounting for 60-75% of TDEE). BMR is the energy your vital organs, nervous system, and brain consume to keep you alive in a resting, fasted state. Our tool estimates this resting metric using the modern Mifflin-St Jeor equation on our BMR Calculator, or adjusts it using the body-fat-focused Katch-McArdle formula for greater accuracy; you can estimate your body composition using our Body Fat Calculator.

2. Non-Exercise Activity Thermogenesis (NEAT)

The calories burned during all physical movements that are not structured workouts. This includes walking to your car, pacing, standing at your desk, doing household chores, and fidgeting. NEAT varies dramatically between desk jobs and active manual labor.

3. Thermic Effect of Activity (TEA)

The energy spent during deliberate physical workouts, sports, weightlifting, and cardiorespiratory exercise. The length, frequency, and intensity of your training sessions directly dictate your TEA values.

4. Thermic Effect of Food (TEF)

Digesting food requires energy. TEF accounts for roughly 10% of your daily caloric intake. Notably, protein has the highest thermic cost, burning up to 30% of its own energy content simply through the process of metabolism and assimilation.

Choosing Your Activity Level to Calculate TDEE

To ensure your calorie maintenance calculator returns a reliable number, selecting the correct activity level is essential. Overestimating physical activity is the most common reason people fail to see results when tracking calories.

  • Sedentary (1.2 multiplier): Desk jobs with little to no exercise. If you take fewer than 5,000 steps a day and sit for most of your working hours, this is your baseline.
  • Lightly Active (1.375 multiplier): Light workouts, walking, or recreational sports 1 to 3 days per week.
  • Moderately Active (1.55 multiplier): Intensive aerobic or strength training workouts 3 to 5 days per week.
  • Very Active (1.725 multiplier): Hard physical exercise or training 6 to 7 days per week.
  • Extra Active (1.9 multiplier): Highly demanding physical labor (construction, professional athletes) or training multiple times a day.

If you are using this calculator to set up a weight loss diet, we recommend starting with a conservative activity level (e.g. Sedentary or Lightly Active) to create a safe margin of error.

Adjusting Your Maintenance Calories for Weight Management

Once our maintenance calorie calculator estimates your daily burn, you can adjust your caloric targets depending on your weight goals:

  • For Weight Loss (Caloric Deficit): Consume 15% to 20% fewer calories than your maintenance baseline. Subtracting 300 to 500 calories from your TDEE prompts your body to utilize stored body fat for energy.
  • For Muscle Gain (Caloric Surplus): Consume 10% to 15% above your TDEE. Eating 200 to 400 calories over maintenance provides your body with the raw energy needed to synthesize new muscle tissue.
  • For Maintenance: Eat exactly the number returned by the tdee calculator to keep your weight stable.

No matter your goal, tracking your daily nutrition and weight fluctuations for 3 to 4 weeks is the best way to verify your true caloric needs. Once you establish your calorie target, you can customize your protein, fat, and carbohydrate ratios using our Macro Calculator.

Frequently asked questions.

Everything you need to know about calculating and adjusting your daily energy burn.

TDEE stands for Total Daily Energy Expenditure. It is the total number of calories your body burns in a 24-hour period based on your age, gender, height, weight, and daily activity level. Knowing your TDEE is critical because it represents your 'maintenance calories'—the exact amount of energy you need to consume to remain at your current weight.
TDEE is calculated in two phases. First, we estimate your Basal Metabolic Rate (BMR)—the energy required for essential bodily functions at rest—using the Mifflin-St Jeor equation. Second, we multiply your BMR by an activity multiplier (ranging from 1.2 for sedentary lifestyles to 1.9 for elite physical workloads) to determine your total daily expenditure.
Online calculators provide highly reliable statistical estimates based on peer-reviewed biological equations. However, because metabolic rates, muscle mass ratios, and hormone balances vary, they are best used as a baseline. The most accurate way to verify your true TDEE is to track your daily calorie intake and weight fluctuations for 3–4 weeks.
No. If you choose an activity level (e.g. Lightly Active or Moderately Active) that accurately represents your weekly workouts, those exercise calories are already factored into your final TDEE estimate. Eating them back is a common mistake that leads to calorie surpluses and weight stalls.
For most office workers who exercise 3-4 times a week, selecting 'Lightly Active' or even 'Sedentary' is recommended as a conservative starting point. Many calculators and fitness wearables overestimate active energy. Choose 'Sedentary' if you take fewer than 5,000 steps daily and do not exercise.
It depends on your goal. TDEE is the most comprehensive metric for daily calorie planning because it accounts for both your baseline metabolism and physical activity. BMR is the foundation of this calculation, representing resting energy, while BMI provides a simple weight-to-height screening ratio.