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Blood Alcohol Content Calculator

Calculate your estimated Blood Alcohol Content (BAC) level. Enter drinks consumed, body weight, gender and time since first drink. See if you're safe to drive under India's 30mg/100ml legal limit.

India Legal LimitCountdown Timer
🍺 Drinking Details
⚠️ This is an estimate only. Individual BAC varies significantly. Never drink and drive. India legal limit: 30mg/100ml (0.03% BAC).
kg
hours
📊 BAC Estimate
Blood Alcohol Content
% BAC (g/100ml)
0.000.030.060.080.15+
Safety status
Sober at
Safe to drive at
Total standard drinks
BAC Effects Reference