Free Calorie Calculator – Find Your Daily Calorie Needs
Use our Calorie Calculator to determine how many calories your body needs per day to maintain, lose, or gain weight. Based on the Mifflin-St Jeor Equation, this tool calculates your Basal Metabolic Rate (BMR) and adjusts it according to your activity level to give an accurate Total Daily Energy Expenditure (TDEE).
Whether you're working on weight loss, muscle gain, fitness, or nutrition planning, knowing your daily calorie target is the first step to achieving your health goals.
Calorie Calculator (Mifflin-St Jeor)
Frequently Asked Questions
A calorie is a unit of energy your body uses to function — from breathing to exercise. Food provides calories, and your body burns them for fuel.
Your daily calorie needs depend on age, weight, height, gender, and activity level. Use the calculator above to get your exact daily intake target.
To lose weight, consume fewer calories than your TDEE. The calculator provides a recommended calorie deficit for safe and effective weight loss.
To gain muscle, eat above your TDEE and combine it with strength training. The calculator will show a healthy calorie surplus to follow.
Yes — it uses the Mifflin-St Jeor metabolic formula, the most accurate and widely used calculation method in modern nutrition science.