Calorie Needs Calculator

Calculate your daily calorie needs based on your personal metrics and fitness goals.

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About This Tool

This advanced calorie needs calculator helps you determine your Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE) using the scientifically validated Mifflin-St Jeor equation. Simply enter your age, gender, weight, height, activity level, and fitness goal to get personalized daily calorie recommendations. The calculator accounts for different activity levels and adjusts calories based on whether you want to lose weight, maintain weight, or gain weight. Results include a detailed breakdown of your BMR, TDEE, and recommended daily calorie intake along with macronutrient distribution.

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How to Use

Enter your age in years
Select your gender (male/female)
Enter your weight in kilograms or pounds
Enter your height in centimeters or feet/inches
Select your typical activity level from the dropdown
Choose your fitness goal (weight loss, maintenance, or weight gain)
Click 'Calculate Calorie Needs' to see your personalized results
Review your BMR, TDEE, and recommended daily calorie intake

Frequently Asked Questions

Find Quick Answers

What is BMR and TDEE?

BMR (Basal Metabolic Rate) is the number of calories your body needs at complete rest. TDEE (Total Daily Energy Expenditure) is the total calories you burn in a day including physical activity.

How accurate is this calculator?

This calculator uses the Mifflin-St Jeor equation, which is considered one of the most accurate formulas for estimating calorie needs. However, individual variations may exist.

Can I use this calculator for weight loss?

Yes! Select 'Weight Loss' as your goal, and the calculator will recommend a calorie deficit. For healthy weight loss, aim for a deficit of 300-500 calories per day.

What activity level should I choose?

Select the option that best describes your typical weekly activity: Sedentary (little/no exercise), Lightly Active (light exercise 1-3 days/week), Moderately Active (moderate exercise 3-5 days/week), Very Active (hard exercise 6-7 days/week), or Extra Active (very hard exercise & physical job).

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