Blood Alcohol Content Calculator
Estimate your blood alcohol concentration quickly with this free online calculator, suitable for personal use and health assessments.

Check It Yourself
About This Tool
Our Blood Alcohol Content Calculator provides an easy way to estimate your BAC based on key factors like alcohol consumed, body weight, gender, and elapsed time since drinking. Using scientifically supported formulas, it offers quick, accurate estimates to help users understand their intoxication levels.
Designed for students, health professionals, safety personnel, and individuals, this tool demonstrates how various inputs influence BAC levels. Whether you're planning for personal safety or conducting informal assessments, the calculator offers valuable insights and helps prevent overconsumption.
Features include support for multiple units, real-time calculations (or manual trigger), and safety threshold alerts for legal limits. It is accessible and responsive, working seamlessly across devices. Keep in mind, this tool provides approximate results and should not replace professional medical or legal advice.
How to Use
1. Enter amount of alcohol consumed in milliliters or ounces.
2. Select alcohol strength (%ABV).
3. Input your body weight in kilograms or pounds.
4. Choose your gender from the options.
5. Enter hours since drinking began.
6. Click 'Calculate' to see your estimated BAC.

FAQs/Additional Resources
Find Quick Answers
How accurate is this BAC calculator?
Can I use this for legal purposes?
What does the BAC percentage mean?
Is the calculator suitable for all alcohol types?
Does body water percentage affect the results?
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