Calorie Calculator
Work out how many calories you should eat per day to lose, maintain or gain weight.
Based on your body metrics, activity and goal, this shows a daily calorie target.
ResultUpdates as you type
Daily calorie target8 cal
Maintenance (TDEE)8 cal
Weekly target54 cal
Frequently asked questions
Is it safe to eat very few calories?
Extreme deficits are hard to sustain and can cost you muscle. Most adults should not drop below about 1,200 (women) or 1,500 (men) calories without medical guidance.