Daily Calorie Calculator
Calculate your Total Daily Energy Expenditure (TDEE) and get a customized macronutrient breakdown to reach your weight loss, maintenance, or muscle gain goals.
Your Daily Target
Calories / Day
pie_chart Recommended Macros
Based on your selected goal, here is the optimal macronutrient split.
Decoding the Numbers
What do BMR, TDEE, and Macros actually mean?
BMR
Basal Metabolic Rate is the number of calories your body burns at complete rest just to keep you alive (breathing, organs).
TDEE
Total Daily Energy Expenditure multiplies your BMR by your activity level to show exactly how much you burn daily.
Macros
Macronutrients (Protein, Fat, Carbs) make up your total calories. Getting the right ratio is key to muscle retention and energy.
The Ultimate Guide to Calorie Counting & TDEE
Whether your goal is to lose stubborn body fat, maintain your current physique, or pack on lean muscle mass, understanding your daily caloric needs is the absolute foundation of nutrition. Our free calorie calculator uses the scientifically validated Mifflin-St Jeor equation, which studies have shown to be highly accurate for determining metabolic rates.
What is a Caloric Deficit and Surplus?
Weight management is largely dictated by thermodynamics. If you consume fewer calories than your Total Daily Energy Expenditure (TDEE), you enter a caloric deficit, forcing your body to burn stored fat for energy. A standard safe deficit is 500 calories below your TDEE, which typically results in about 0.5 kg (1 lb) of weight loss per week. Conversely, to build muscle, you need a caloric surplus—eating slightly more than you burn to provide the building blocks for new tissue.
Why Macronutrients Matter
While total calories dictate scale weight, your macronutrient split dictates body composition (fat vs. muscle). Our calculator provides customized macro targets based on your goal:
- Protein: Essential for repairing and building muscle tissue. High protein intake also keeps you feeling full during a diet. (Yields 4 calories per gram).
- Dietary Fat: Crucial for hormone regulation, brain function, and joint health. (Yields 9 calories per gram).
- Carbohydrates: Your body's preferred primary energy source, vital for fueling intense workouts and daily activities. (Yields 4 calories per gram).
How to Use Your Results
Once you have calculated your target calories and macros, the next step is implementation. We recommend using a digital food diary or tracking app to monitor your daily intake. Remember that as your weight changes, your BMR and TDEE will also change. It is best practice to recalculate your calories using this tool for every 3-5 kg (7-10 lbs) of weight fluctuation to ensure continued progress.