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BMR Calculator

Basal Metabolic Rate (BMR) is the number of calories your body needs at complete rest. This calculator compares two widely used formulas: the Mifflin-St Jeor equation (considered most accurate) and the original Harris-Benedict equation.

Inputs

Results

Mifflin-St Jeor

1,706 cal/day

Harris-Benedict

1,780 cal/day

Average BMR

1,743 cal/day

Difference

74 cal

BMR Formula Comparison

Frequently Asked Questions

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