Calorie Calculator Daily Calorie Needs
Calculate your estimated daily calorie needs using your age, gender, height, weight and activity level.
Get estimated BMR, maintenance calories and calorie targets for different goals.
Calculate Your Daily Calories
Enter your details below
Activity Level Tip
Choose the activity level that most closely matches your typical weekly exercise and daily movement.
Quick Examples
Click to fillEstimated Daily Calorie Needs
Basal Metabolic Rate
Estimated calories used at rest
Weight Loss Estimate
Based on an estimated 500 kcal daily reduction.
Maintenance
Estimated calories to maintain current weight.
Weight Gain Estimate
Based on approximately 300 additional kcal per day.
Calorie Needs by Activity Level
Compare estimated daily calories across activity levels.
| Activity | Description | Multiplier | Calories |
|---|
Mifflin-St Jeor Formula
Calculation Steps
Understanding Your Daily Calorie Needs
Daily calorie requirements depend on your body's resting energy needs and your normal level of physical activity.
Calories
Calories describe the energy supplied by food and used by your body.
BMR
Basal metabolic rate estimates energy used at rest for essential body functions.
TDEE
Total daily energy expenditure estimates energy needs after accounting for activity.
Calorie Calculator Features
Everything you need to estimate your daily calorie requirements.
BMR Calculation
Estimate basal metabolic rate using the Mifflin-St Jeor equation.
Activity Levels
Compare calorie needs across five activity levels.
Detailed Results
View BMR, maintenance and goal-based calorie estimates.
Instant Results
Calculate your estimated calorie needs without refreshing the page.
How to Use the Calorie Calculator
Enter a few details to estimate your daily calorie requirements.
Enter Age
Enter your age within the supported range.
Select Gender
Select male or female.
Add Measurements
Enter your weight and height.
Choose Activity
Select your usual activity level and calculate.
Frequently Asked Questions
Common questions about daily calorie calculations.
What is a calorie?
A calorie is a unit used to describe the amount of energy provided by food and used by the body.
What is BMR?
Basal Metabolic Rate, or BMR, is an estimate of the energy your body uses at rest to support essential functions.
What is TDEE?
Total Daily Energy Expenditure, or TDEE, is an estimate of daily energy use after accounting for activity.
Is the calorie result exact?
No. The result is an estimate. Individual energy requirements can vary based on many factors.
Which formula does this calculator use?
This calculator uses the Mifflin-St Jeor equation to estimate BMR and then applies an activity multiplier to estimate daily calorie needs.
Important: This calculator provides general estimates for informational purposes. Individual calorie requirements may vary. It is not medical or nutritional advice. For personalized guidance, consult a qualified healthcare or nutrition professional.
Calculate Your Daily Calories
Enter your information to estimate your BMR, maintenance calories and daily calorie requirements.
Calculate Calories