BAC Calculator

Estimate your Blood Alcohol Content (BAC) based on your drinks, weight, and time.

Weight (kg)

Gender

Number of Drinks

Time Since Last Drink (hours)

Your Estimated BAC

BAC 0.000%

How the BAC Calculator Works

Our BAC Calculator provides an estimate of your Blood Alcohol Content. This is an estimate and should not be used to determine if you are able to drive.