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Calorie Calculator

Calculate your daily calorie needs based on age, weight, height and activity level. Uses the Mifflin-St Jeor equation — the global medical standard.

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About the Calorie Calculator

Calculate your daily calorie needs based on age, weight, height and activity level. Uses the Mifflin-St Jeor equation — the global medical standard.

Calorie Calculator estimates your daily caloric needs based on age, weight, height, gender, and activity level. Uses the Mifflin-St Jeor equation — the most accurate formula for estimating Basal Metabolic Rate — then multiplies by your activity factor for total daily energy expenditure.

Type
Calculator
Method
Mifflin-St Jeor BMR with activity multipliers
Runs in
Your browser — no account, no install
Price
Free
Results
Instant, with plain-English interpretation
HEALTH & FITNESS

Calorie Calculator

Inputs
Calculate daily calorie needs using the Mifflin-St Jeor equation.
Output
Daily calories
Waiting
Enter your details to calculate daily calorie needs.

Frequently asked questions

How do I calculate my daily calorie needs?+

To calculate your daily calorie needs, input your age, gender, weight, height, and activity level into the Calorie Calculator. The tool uses the Mifflin-St Jeor equation to provide an estimate of your caloric requirements.

What factors affect my calorie requirements?+

Your calorie requirements are influenced by several factors, including age, gender, weight, height, and physical activity level. More active individuals typically require more calories to maintain their energy balance.

Can this calculator help with weight loss?+

Yes, the Calorie Calculator can help you achieve weight loss by determining your caloric needs. By consuming fewer calories than your calculated daily requirement, you can create a calorie deficit and promote weight loss.

Is the Calorie Calculator accurate?+

While the Calorie Calculator provides a good estimate of your daily needs, individual variations exist. Factors like metabolism and muscle mass can affect actual calorie requirements, so consider this a starting point.

Who should use a calorie calculator?+

Anyone looking to manage their weight, whether for weight loss, gain, or maintenance, can benefit from using a calorie calculator. It's useful for fitness enthusiasts, dieters, and those seeking to understand their nutritional needs.

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