BMR Calculator
Calculate your Basal Metabolic Rate — the calories your body burns at rest to keep you alive. The BMR calculator uses the Mifflin-St Jeor equation with your age, weight, height, and biological sex to give a reliable estimate.
Basal Metabolic Rate
0
Sedentary TDEE
0
Active TDEE
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How to Use the BMR Calculator
- Enter your age and select a gender.
- Enter your weight in kg and height in cm.
- Click Calculate to see your BMR plus sedentary and active TDEE estimates.
Formula Used
Female: BMR = 10W + 6.25H - 5A - 161
W=kg, H=cm, A=years (Mifflin-St Jeor)
Example: A 30-year-old male, 70 kg, 170 cm → BMR ≈ 1,618 kcal/day (Mifflin-St Jeor).
Frequently asked questions
Everything you need to know about this calculator.
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