Alcohol Units Calculator
Know your unit intake.
Alcohol Units Calculator
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Calculated instantly
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What This Calculator Does
The Alcohol Units Calculator converts your drink consumption into standard alcohol units and estimates blood alcohol content.
How It Works
Units = ABV% x Volume (ml) / 1000. Enter each drink with its ABV and volume.
Example
A pint of beer at 5% ABV = 5 x 568 / 1000 = 2.84 units.
Formula
Units = ABV x Volume(ml) / 1000Reading the Results
Units per Drink
The standard alcohol units in a single serving.
Total Units
Total units for the number of drinks consumed.
Frequently Asked Questions
What is a standard unit?
A standard unit is 10ml (7.9g) of pure alcohol. In the UK, one unit equals a single shot of spirits.
How many units in a pint?
A pint of 5% beer has 2.84 units. A pint of 4% beer has 2.27 units.
What is the weekly limit?
UK guidelines recommend no more than 14 units per week, spread over 3 or more days.