BAC Calculator Compare with a second person Person 1 Name: Sex: Male Female Age: Height: Inches Centimeters Weight: Pounds Kilograms Alcohol Consumed: Standard Drinks Grams Time Drinking Started: Time Drinking Stopped: Metabolism Rate: Confidence Interval: 68% 95% 99.7% Person 2 (Optional) Name: Sex: Male Female Age: Height: Inches Centimeters Weight: Pounds Kilograms Alcohol Consumed: Standard Drinks Grams Time Drinking Started: Time Drinking Stopped: Metabolism Rate: Confidence Interval: 68% 95% 99.7% Calculate BAC Clear Values Disclaimer: This calculator provides estimates and should not be used for legal or medical decisions.