BMR Calculator
Basal metabolic rate (BMR) is an estimate of calories burned at complete rest. The Mifflin–St Jeor equation is widely used in nutrition. Multiply BMR by an activity factor to estimate daily energy needs (TDEE).
BMR1,618 kcal/day
Estimates only. Not medical or dietetic advice.
Formula
Male: 10×kg + 6.25×cm − 5×age + 5. Female: 10×kg + 6.25×cm − 5×age − 161.
How to use this calculator
- Select sex.
- Enter age, height in cm, and weight in kg.
- Read estimated BMR in kcal/day.
Examples
30-year-old male
70 kg, 170 cm, age 30: BMR ≈ 10×70 + 6.25×170 − 5×30 + 5 = 1,617.5 kcal/day.
FAQ
What is the difference between BMR and TDEE?+
BMR is rest-only. TDEE multiplies BMR by an activity factor to include daily movement.
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