Basal Metabolic Rate (BMR) Calculator
Estimate your Basal Metabolic Rate using the Mifflin-St Jeor equation. BMR is the calories your body needs at complete rest.
How To Calculate: Basal Metabolic Rate (BMR) Calculator
Basal Metabolic Rate (BMR) Calculator is calculated by using the required inputs and applying the formula below. Use consistent units for reliable results.
Formula:
Mifflin-St Jeor: Men = (10 x kg) + (6.25 x cm) - (5 x age) + 5; Women = (10 x kg) + (6.25 x cm) - (5 x age) - 161
Worked Example:
Example: Male, 30 years, 175 cm, 70 kg => BMR 1648.75 kcal/day.
FAQ
Results are mathematically consistent with entered values. Input quality and unit consistency directly affect accuracy.
Decimals are supported in most tools. Negative values are accepted only when they are mathematically meaningful for that calculator.
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