TDEE Calculator

Calculate your Total Daily Energy Expenditure to find out how many calories you burn each day.

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How to use this calculator

  1. Enter the requested measurements or values.
  2. Choose the unit system or options that match your situation.
  3. Review the result and interpretation.
  4. Use the number as an educational estimate, not a diagnosis or prescription.

Example

Use the calculator to estimate a health or fitness number, then compare it with trends over time and other relevant context.

These tools are for education and planning. They do not replace medical advice.

Frequently Asked Questions

What is TDEE?

TDEE (Total Daily Energy Expenditure) is the total number of calories you burn in a day, including your BMR (resting calories) plus calories burned through physical activity and exercise.

How do I choose my activity level?

Sedentary: little or no exercise. Light: exercise 1-3 days/week. Moderate: exercise 3-5 days/week. Active: exercise 6-7 days/week. Very Active: intense exercise daily or physical job. Be honest about your activity to get accurate results.

How can I use TDEE for weight loss?

To lose weight, consume fewer calories than your TDEE. A deficit of 500 calories/day typically results in about 0.5 kg (1 lb) weight loss per week. Avoid extreme deficits and consult a healthcare provider for safe weight loss.

Should I eat my TDEE to maintain weight?

Yes, eating at your TDEE should maintain your current weight. To gain weight, eat above your TDEE. To lose weight, eat below it. Track your progress and adjust as needed.

Last updated: May 27, 2026 | Reviewed by Body Tally Team

About This TDEE Calculator

Use the TDEE calculator to estimate total daily energy expenditure, which is the approximate number of calories used across rest, movement, exercise, digestion, and normal daily activity. TDEE helps frame maintenance calorie planning.

Body Tally keeps the calculator near the top of the page and adds this guide so you can understand what the tool does, how the inputs affect the result, and what the result can and cannot tell you. Health and fitness formulas are useful for planning, but they work best when treated as estimates and compared with real trends, symptoms, training history, and professional guidance when appropriate.

How to Use It

  1. Enter body details needed to estimate BMR.
  2. Choose the activity level that best matches normal weekly movement.
  3. Review estimated maintenance calories.
  4. Adjust carefully for weight loss, gain, or performance goals.
  5. Track trends over several weeks to refine the estimate.

How the Math Works

TDEE is commonly estimated by multiplying BMR by an activity factor. Higher activity factors increase the calorie estimate, but activity selection is subjective.

The formulas use simplified inputs so they can be calculated quickly in a browser. They do not know your medical history, medications, hormones, lab results, training recovery, sleep, stress, or diagnosis. Use the answer as a starting point, then refine it with consistent measurements and qualified advice when the decision affects health.

Interpretation Tips

  • Most people overestimate activity level, so choose conservatively.
  • Step count, job movement, training volume, and recovery all matter.
  • Use real weight trend data to refine TDEE.
  • Do not treat TDEE as a fixed number every day.

When to Pause and Get Personal Guidance

Calculator results are useful for learning and planning, but they should not be the only basis for decisions when symptoms, medications, chronic conditions, pregnancy, eating disorder history, injury, or major changes in activity are involved.

If the estimate feels surprising, repeat the measurement, check your unit settings, compare one related calculator, and read the matching guide before acting on the number. Body Tally is built to help you ask better questions, not to replace qualified care.

TDEE Calculator FAQ

What does TDEE include?

Resting metabolism, daily movement, exercise, and digestion.

Is TDEE the same every day?

No. It changes with activity, sleep, food intake, and body size.

Can I use TDEE for fat loss?

Yes, as a starting estimate for a moderate calorie deficit.