Calorie Calculator

Estimate daily calorie needs using Mifflin-St Jeor.

Enter a value for all required fields.

About this calculator

Estimate daily calorie needs using Mifflin-St Jeor.

How to use

  1. Enter the required values.
  2. Review the result instantly.

Formula

Mifflin-St Jeor equation with an activity multiplier.

Example

A typical adult input should return finite BMR and maintenance calories.

FAQ

Is this a medical diagnosis?

No. It is only a general estimate.

What activity factors are used?

Sedentary 1.2, light 1.375, moderate 1.55, active 1.725, and very active 1.9.

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Results are for informational purposes only. Verify important calculations independently.