Calorie Calculator

Find your daily calorie needs based on age, weight, height and activity level.

Result

BMR (calories at rest)

1,618

Maintain weight

2,507

Mild weight loss

2,007

Mild weight gain

3,007

How it works

Mifflin-St Jeor equation × activity factor

BMR is the energy your body burns at rest. Multiplying it by an activity factor gives your daily maintenance calories. Eat ~500 fewer for gradual loss, ~500 more for gradual gain.

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Frequently asked questions

How many calories should I eat per day?

Start from your maintenance calories shown above. Eat about 300–500 fewer to lose weight, or more to gain, and adjust based on your real results.

What is BMR?

Your Basal Metabolic Rate is the number of calories your body burns at complete rest just to keep vital functions running.

What is TDEE?

Total Daily Energy Expenditure is your BMR multiplied by an activity factor — the calories you burn in a typical day, including movement and exercise.

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