The best part is that they have no calorie, carbs, or alcohol. Carbonated Water with Bitters and Extracts. Pick your favorite no-calorie carbonated beverage and mix in some bitters and extracts. Hop bitters and orange bitters can be used to create a low-carb beer alternative that has some subtle beer flavors.
A good guideline is that a low carb beer should have 1-2g of carbohydrate per 100ml. It’s important to note that low carb does not equal low calorie, though in the case of the beers listed here, some are definitely lower in calories as well.
Because the majority of calories come from alcohol, you can also brew low calorie versions of beers like English Bitters, Milds, as well as Scottish Light ales. The trick in this case is to not only slightly lower the original gravity but also use a high temperature when mashing.
Add some scotch, whiskey, or bourbon to carbonated water for a zero-carb smokey and bitter alcoholic drink. Diet Ginger Beer or Diet Root Beer. These diet soda drinks emulate some of the subtle flavors that can be found in beer. The best part is that they have no calorie, carbs, or alcohol.