Alcohol Units Calculator
Alcohol units calculator: UK units, grams of pure alcohol and US standard drinks in any drink from its volume and ABV.
U = V(mL) · ABV1000
How to use this calculator
- Choose the quantity you want under “Solve for”.
- Type the known values and pick their units: any combination works.
- The result updates as you type. Open “Show the steps” to see the substitution.
UK units = mL × ABV % ÷ 1,000 (one unit = 8 g of alcohol). The UK guideline is no more than 14 units a week.
Formula
U = V(mL) · ABV1000
| Symbol | Quantity | Units |
|---|---|---|
| V | Drink volume | L, mL, µL, m³, dm³, cm³, gal, gal (UK), qt, pt, cup, fl oz, ft³, yd³, in³ |
| ABV | Alcohol by volume | %, × |
| U | UK alcohol units (8 g) | — |
Worked example
Given: V = 16.907 fl oz · ABV = 5 %
U = V · ABV1000
Result: U = 2.5
UK alcohol units (8 g) for different values of Drink volume
| V · Drink volume | U · UK alcohol units (8 g) |
|---|---|
| 13.53 fl oz | 2 |
| 15.22 fl oz | 2.25 |
| 16.91 fl oz | 2.5 |
| 18.6 fl oz | 2.75 |
| 20.29 fl oz | 3 |
| 21.98 fl oz | 3.25 |
Other values as in the worked example.
Frequently asked questions
A pint (568 mL) of 5 % beer?
2.84 units, about 22 g of alcohol.
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