Alcohol Units Calculator
Find out what is really in your glass. Enter the drink's size and ABV strength to get its UK alcohol units, grams of pure alcohol and the matching number of US standard drinks — useful for tracking intake honestly.
Enter your details above and the result will appear here.
How to use
- Enter the drink volume in millilitres.
- Enter the ABV percentage from the label.
- Enter the number of drinks and read the totals.
Note
UK units = volume (ml) x ABV (%) / 1000. Pure alcohol grams = volume x ABV / 100 x 0.789. One US standard drink contains 14 g of pure alcohol. Estimate only — not medical advice.