BMI Prime Calculator

See your BMI and BMI Prime, the ratio of your BMI to the upper healthy limit of 25.

Weight (kg)

Height (cm)

BMI Prime

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BMI—

This is an estimate for general guidance, not medical advice. For a plan that fits you, talk to a doctor or qualified professional.

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How it works

BMI Prime = BMI ÷ 25

Frequently Asked Questions

How does the BMI Prime Calculator work?

See your BMI and BMI Prime, the ratio of your BMI to the upper healthy limit of 25.

Is this medical advice?

No. It gives general estimates only. For decisions about your health, speak with a qualified professional.