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BMR Calculator

Estimate your basal metabolic rate (calories/day at rest). Informational only.

Calculator

Estimated BMR
Meaning
Calories/day at rest
To estimate daily needs, use the TDEE calculator (BMR × activity).

What is BMR?

Basal Metabolic Rate (BMR) is an estimate of how many calories your body needs per day at rest. It’s often used as the base for calculating TDEE (maintenance calories).

FAQ

Which formula is used?

Mifflin–St Jeor is commonly used for BMR estimation.

Why does BMR matter?

It helps estimate daily energy needs and supports nutrition planning.