This tool provides an estimated blood alcohol concentration (BAC) percentage for adults who consume alcohol. It is designed for personal reference to help inform decisions about driving and personal safety after drinking.

Personalized Inputs: The calculation uses your specific body weight, biological sex, the number and type of drinks consumed, and the time elapsed since your first drink. Standard Drink Database: The calculator includes standard alcohol volumes and ABV percentages for common beverages like beer, wine, and liquor to ensure consistent measurements. Time Metabolism Factor: It accounts for the body's natural rate of alcohol metabolism over time, which lowers the estimated BAC. Immediate Result: After entering your data, the tool displays your estimated BAC percentage and the time remaining until it reaches zero. Educational Purpose: This estimate is for personal awareness only and is not a substitute for a professional breathalyzer test or legal advice regarding impairment.