Alcohol Unit & BAC Calculator — Free Online Tool
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Alcohol Unit & BAC Calculator

Estimate blood alcohol concentration (BAC) and alcohol units consumed

Clinical Formula: BAC is estimated using the Widmark formula factoring in body weight, biological gender water distribution ($r = 0.68$ for men, $0.55$ for women), and an average elimination rate of $0.015\%$ per hour. Enter your consumption details below.
Consumption Parameters Input

Calculation Results

⚠️ Safety Notice: For educational and awareness purposes only. Never drive or operate machinery after consuming alcohol. Actual blood alcohol levels vary based on metabolism, food intake, and liver function.

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