Standard Drink Calculator

Convert your drinks into standard drink sizes

For an amount of alcohol, find out how many Canadian standard drinks it represents.

Size: ml
oz
Strength (% alcohol):



What is a standard drink?

A Canadian standard drink contains 17.05mL (0.5765oz)1 of pure ethanol.

Drinking guide

Learning to count drinks?

Reduce your alcohol-related health risks2 by drinking no more than: Plan non-drinking days every week to avoid developing a habit. On special occasions, reduce your risk of injury and harm by drinking no more than 3 drinks (for women) or 4 drinks (for men) on any single occasion.

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Note: The mathematical formula for calculating a standard drink using millilitres (mL) is: ((container volume in mL x % alcohol by volume)/(17.05mL of ethanol))/100

1 Ounces (oz) are Imperial fluid ounces (rather than US fluid ounces).
2 Alcohol consumption can cause cancer and other acute and chronic health issues.