BMR Calculator – Basal Metabolic Rate & Daily Calories

 

Skip to BMR Calculator

BMR Calculator

Calculate your Basal Metabolic Rate to understand your daily calorie needs using either the Mifflin-St Jeor or Harris-Benedict formula.

What is BMR?

BMR (Basal Metabolic Rate) is the amount of energy your body burns while at rest to maintain vital functions like breathing, circulation, and cell production.

How to Use

1. Select your unit system (metric or imperial).
2. Enter your age, gender, height, and weight.
3. Choose a calculation formula.
4. Click Calculate BMR Result to view your result.

BMR Calculator Form

Unit System Metric (kg, cm) Imperial (lbs, in) Gender Male Female Age (years)

Height (cm) Weight (kg)

Height (in) Weight (lbs)

Formula Mifflin-St Jeor Harris-Benedict

Example: A 28-year-old male weighing 70 kg and 175 cm tall using the Mifflin-St Jeor formula has a BMR of approximately 1681 kcal/day.