Calorie Calculator
Estimate how many calories you burn in a day, plus targets for losing or gaining weight.
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How to use
- Pick your sex and enter age, height and weight.
- Choose how active you are on a typical week.
- See your maintenance calories plus lose/gain targets.
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FAQ
What formula does this use?
It uses the Mifflin-St Jeor equation for BMR, multiplied by an activity factor to estimate total daily energy expenditure.
How many calories to lose weight?
A deficit of about 500 calories a day is a common target for roughly half a kilogram of loss per week.
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