BMR / Calorie Calculator
Basal metabolic rate & daily calorie needs
Calories
- BMR (at rest)
- 1618 kcal/day
- Maintenance calories
- 2508 kcal/day
How to use
- Enter age, gender, weight (kg) and height (cm).
- Select activity level from sedentary to very active.
- See BMR (calories at rest) and estimated daily calories to maintain weight.
The formula (in simple words)
BMR uses Mifflin-St Jeor: men BMR = 10×weight + 6.25×height − 5×age + 5; women subtract 161. Daily needs = BMR × activity multiplier.
Frequently asked questions
Most people shouldn't eat below BMR long term without medical guidance. A moderate deficit from your maintenance calories is safer.