How many carbs are in beer?
1 fl oz of beer contains about 1.1g of carbohydrate, 0.1g of protein, and 13 calories.
Carbs by portion size
| Portion | Total carbs | Fiber | Net carbs |
|---|---|---|---|
| 1 fl oz (30g) | 1.1g | 0g | 1.1g |
| 1 can or bottle (12 fl oz) (360g) | 12.8g | 0g | 12.8g |
| 1 can or bottle (16 fl oz) (480g) | 17g | 0g | 17g |
| 1 bottle (40 fl oz) (1200g) | 42.6g | 0g | 42.6g |
| 100 grams (100g) | 3.6g | 0g | 3.6g |
Net carbs in beer
1 fl oz of beer contains 1.1g of net carbs — total carbs (1.1g) minus dietary fiber (0g). Net carbs are the carbs your body actually digests and that raise blood glucose. See our guide to net carbs for how this calculation works and when to use it.
Full nutrition for beer (per 100g)
- Calories: 43 kcal
- Carbohydrate: 3.6g
- Dietary fiber: 0g
- Sugars: 0g
- Protein: 0.5g
- Fat: 0g
Reference values from USDA FoodData Central (survey fndds dataset, fdcId 2346192). Values are per 100 grams.
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Download on the App StoreFrequently asked questions
How many carbs are in beer?
1 fl oz of beer contains about 1.1g of total carbohydrate. After subtracting 0g of fiber, the net carbs are about 1.1g.
How many net carbs are in beer?
Net carbs in 1 fl oz of beer are about 1.1g — that is total carbs (1.1g) minus dietary fiber (0g). See our net carbs explainer for the full calculation.
Is beer good for diabetics?
Beer contains carbohydrates that will raise blood glucose. Whether it fits your meal plan depends on the portion and your overall daily target. Most U.S. diabetes care teams use total carbs (not net) for insulin dosing — see our diabetes carb-counting guide.
Is beer keto-friendly?
Whether beer fits a keto plan depends on your daily net-carb budget (typically under 20–30g per day). One serving (1 fl oz) provides about 1.1g of net carbs.