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A to Z Alcohol answers everyday questions about alcohol: how strong drinks are, how many standard drinks they hold, who sells alcohol and what the rules say, with a source for every number.

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🍺Standard drinksHow many drinks is it? (NIAAA 14 g)🧮UK unitsNHS formula: ABV x ml / 1,000🍾Shots in a bottleFifth, pint, handle and 40 oz🔥Calories in drinksUSDA and producer figures🍷ABV to proofUS law: proof = 2 x ABV🧴Rubbing alcohol dilution91% or 99% to 70% (CDC range)📋Alcohol content listABV with a source for every row

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Alcohol Content

How much alcohol is in a cocktail?

What decides the strength Each spirit shot adds alcohol, and mixers add volume without alcohol. NIAAA treats 1.5 fl oz of 80-proof (40%) spirits…

By A to Z Alcohol Editorial Team · Updated Nov 2026
Alcohol Content

What does 40% ABV mean?

What 40% ABV looks like in a glass NIAAA’s standard drink page lists 1.5 fl oz of 80-proof spirits at 40% as one standard…

By A to Z Alcohol Editorial Team · Updated Nov 2026
Medicine & Alcohol

why no alcohol before mri

When undergoing an MRI, it is important to avoid drinking any alcohol beforehand. Not only can alcohol make it difficult to remain still during…

By A to Z Alcohol Editorial Team · Updated Oct 2026
Alcohol Content

what is the alcohol content of mead

Mead in federal rules Section 27 CFR 4.21(f) names “honey wine” as an example of wine made from a single agricultural product other than…

By A to Z Alcohol Editorial Team · Updated Nov 2026

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How we check our numbersOfficial sources first (NIAAA, CDC, NHS, USDA, US law), producers for brands, and the date we read each one.Ask a questionMissing an answer we should cover? Tell us and we will add it.