Blood Alcohol Calculator

Calculate Blood Alcohol Content (BAC) and assess impairment levels

⚠️ Educational purposes only. Do not rely solely on this calculator for driving decisions.

Consumption Details

Body Weight (kg)

Gender

Women typically have lower water content

Type of Drink

Number of Drinks

Standard serving size for selected drink type

Time Period (hours)

Hours since you started drinking

Consumed food while drinking (reduces absorption)

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Enter consumption details to calculate Blood Alcohol Content