Question: how many calories in a bottle of guinness?
Answer: 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.