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How Many Calories Are in Guinness Alcohol?

author image Kim Ford
Kim Ford has been writing professionally since 2008 with her work appearing in various publications and on websites, including "The News" and "Sportsister." She received a pre-entry certificate in newspaper journalism with a news associate/sports-beat emphasis from the National Council for the Training of Journalists.
How Many Calories Are in Guinness Alcohol?
A man drinks a Guinness in a bar. Photo Credit: fiorigianluigi/iStock/Getty Images

Guinness is an Irish stout and was first brewed at St James’ Gate Brewery in Dublin in 1759. It is made from four ingredients: barley, hops, water and yeast. A bottle of Guinness contains fewer than 150 calories.

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Nutritional Information

According to the Fat Secret website, a 12-oz. bottle of Draught Guinness contains 125 calories. The bottle also provides 9.8 g of carbohydrate and 1 g of protein. If you opt for a bottle of Extra Stout, you will consume 176 calories; if you choose Malta Guinness you will consume 64 calories per 3.3-oz. serving.

The Brewing Process

Before Guinness can be brewed the grains must be milled. The milled grains are mixed with hot water and then sieved. The resulting liquid is boiled and fermented before being left to mature.

Availability of Guinness

Draught Guinness is sold in bars around the world. You can also purchase bottles or cans of Guinness to enjoy at home.

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