Blood Alcohol Content (BAC) Calculator

Estimate your blood alcohol content given your body size and the number of drinks you’ve had.

Gender:
Gender:
Beverages:
% ABV

Your Blood Alcohol Content (BAC):

 

Time to Reach 0% BAC:

 
BAC calculated using the Widmark formula.[1]


References

  1. Seidl, Stephan & Jensen, Uwe & Alt, Andreas, The calculation of blood ethanol concentrations in males and females, International journal of legal medicine, 2000, 114, 71-7. https://www.researchgate.net/publication/12132718_The_calculation_of_blood_ethanol_concentrations_in_males_and_females