Calorie Calculator: Find Your Daily Calorie Needs

How many calories do you need per day? Our Calorie Calculator uses the Mifflin-St Jeor equation to estimate your basal metabolic rate (BMR) and daily calorie needs based on activity level.

How to Use

1. Enter your details — age, gender, weight, and height
2. Select your activity level from sedentary to very active
3. See your BMR (calories burned at rest)
4. Get daily calorie targets for maintenance, weight loss, or gain

Common Use Cases

• Weight management: Know your calorie target for goals
• Fitness planning: Align nutrition with training intensity
• Health awareness: Understand your body’s energy needs
• Diet tracking: Set accurate calorie budgets

Frequently Asked Questions

What is BMR? Basal Metabolic Rate is the calories your body burns at complete rest just to maintain basic functions like breathing and circulation.

Which equation is used? The Mifflin-St Jeor equation, which research shows is the most accurate for estimating BMR in most adults.

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Try our free Calorie Calculator now.