Resting energy
An estimate of the energy your body uses at rest, based on the Mifflin–St Jeor equation.
FREE DAILY CALORIE ESTIMATOR
Understand your daily calorie needs.
Estimate how many calories your body may need each day based on your measurements, activity level, and goal.
✓ Instant estimate
✓ Metric & imperial
✓ No account needed
YOUR PERSONAL ESTIMATE
Calorie calculator
YOUR ESTIMATED DAILY TARGET
— kcal/day
Maintenance estimate— kcal
Resting energy estimate— kcal
This is an estimate, not a medical recommendation. Actual needs vary.
A USEFUL STARTING POINT
What does a daily calorie estimate tell you?
Your body uses energy to keep you alive, move, digest food, and carry out everyday activities. This calculator estimates a daily total using your age, height, weight, equation parameter, and activity level.
Daily activity
An activity multiplier estimates total daily energy expenditure (TDEE), including routine movement and exercise.
Your goal
The tool shows a simple illustrative adjustment for maintenance, weight loss, or weight gain. Individual needs can differ.
Important: This calculator is intended for adults aged 18 and over. It is not designed for children or teenagers, pregnancy or breastfeeding, or managing a medical condition or eating disorder. Speak with a qualified healthcare professional for personal advice.