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Mifflin–St Jeor BMR Calculator

Resting energy expenditure from weight, height, and age.

Estimates basal metabolic rate using the Mifflin–St Jeor equation: male = 10·W + 6.25·H − 5·A + 5; female = 10·W + 6.25·H − 5·A − 161.

Priya Venkatesan By Priya Venkatesan
Published Last reviewed 1 min read

Inputs

kg
cm
yr

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Male: 10W + 6.25H − 5A + 5; Female: 10W + 6.25H − 5A − 161

In depth

Estimates basal metabolic rate using the Mifflin–St Jeor equation: male = 10·W + 6.25·H − 5·A + 5; female = 10·W + 6.25·H − 5·A − 161.