UK Alcohol Unit Formula:
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UK alcohol units are a simple way to measure the amount of pure alcohol in a drink. One unit equals 10ml or 8g of pure alcohol, which is roughly what an average adult can process in one hour.
The calculator uses the standard UK alcohol unit formula:
Where:
Explanation: The formula calculates the total milliliters of pure alcohol (volume × ABV%) then divides by 10 to get units (since 1 unit = 10ml pure alcohol).
Details: Tracking alcohol units helps people stay within recommended limits for safer drinking (no more than 14 units per week for both men and women in the UK).
Tips: Enter the drink volume in milliliters and the ABV percentage (found on the drink label). For multiple drinks, calculate each separately and sum the units.
Q1: What's the difference between UK units and standard drinks?
A: UK units (10ml pure alcohol) differ from US standard drinks (14ml) and Australian standards (10g). Always use the UK formula for UK guidelines.
Q2: How many units are in a pint of beer?
A: A pint (568ml) of 4% ABV beer contains about 2.3 units. Stronger beers have more units.
Q3: How many units in a bottle of wine?
A: A standard 750ml bottle of 12% wine contains 9 units. Stronger wines or larger bottles contain more.
Q4: What about cocktails or mixed drinks?
A: Estimate based on the alcohol content of each ingredient. Cocktails often contain multiple units in a single drink.
Q5: How accurate is this calculation?
A: It's mathematically precise for the given inputs, but actual alcohol absorption varies by individual factors like metabolism and food intake.