Guinness Extra Stout Calories & Carbs
Keto-friendlyLast updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 can (12 fl oz), 355g; per 100 g: 4.2g net carbs, 55 cal. Net carbs = total carbs − fiber − sugar alcohols — do the math for any label with the free net carbs calculator.
How many carbs are in guinness extra stout?
Guinness Extra Stout — 1 can (12 fl oz), 355g — has 14.9g net carbs: 14.9g total carbs minus 0g fiber, plus 1.8g protein, 0g fat, and 195 calories. Per 100g that is 4.2g net carbs (4.2g total carbs, 0g fiber) and 55 calories. That makes guinness extra stout relatively low in net carbs and lower than the typical drink, which averages about 21.1g net carbs per 100g. With this carb count, guinness extra stout fits a keto or low-carb diet (usually 20–50g net carbs per day) in normal portions. Values are per 100 g, sourced from Open Food Facts; net carbs are computed by CarbMeNot.
Is guinness extra stout keto-friendly?
Guinness Extra Stout is borderline for keto — it works only in small portions. 1 can (12 fl oz), 355g is 14.9g net carbs (14.9g total carbs − 0g fiber); per 100g that is 4.2g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
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Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 can (12 fl oz) | 14.9g | 14.9g | 1.8g | 195 |
| 100 g (3.5 oz) | 4.2g | 4.2g | 0.5g | 55 |
| 1 oz (28 g) | 1.2g | 1.2g | 0.1g | 15 |
How many calories are in guinness extra stout?
Guinness Extra Stout — 1 can (12 fl oz), 355g — has 195 calories, with 1.8g protein, 0g fat, and 14.9g net carbs. Per 100g: 55 calories and 4.2g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 55 |
| Total carbs | 4.2g |
| Net carbs | 4.2g |
| Fiber | 0g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 0.5g |
| Fat | 0g |
| Sodium | 0mg |
| Potassium | 0mg |
Source: Open Food Facts (Guinness). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in guinness extra stout?
- Guinness Extra Stout (1 can (12 fl oz), 355g) has 14.9g of total carbs and 14.9g of net carbs. Per 100 grams: 4.2g total, 4.2g net.
- How many net carbs are in guinness extra stout?
- Guinness Extra Stout has 14.9g of net carbs per 1 can (12 fl oz), 355g — 14.9g total carbs minus 0g fiber.
- Is guinness extra stout keto-friendly?
- Guinness Extra Stout is borderline for keto — it works only in small portions. 1 can (12 fl oz), 355g is 14.9g net carbs (14.9g total carbs − 0g fiber); per 100g that is 4.2g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
- How many calories are in guinness extra stout?
- Guinness Extra Stout (1 can (12 fl oz), 355g) has 195 calories; that is 55 calories per 100 grams.
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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.