Mug Root Beer Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 can (12 fl oz), 355g; per 100 g: 12.1g net carbs, 45 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 mug root beer?
Mug Root Beer — 1 can (12 fl oz), 355g — has 43g net carbs: 43g total carbs minus 0g fiber, plus 0g protein, 0g fat, and 160 calories. Per 100g that is 12.1g net carbs (12.1g total carbs, 0g fiber) and 45 calories. That makes mug root beer moderate in net carbs and lower than the typical drink, which averages about 21.1g net carbs per 100g. At this carb count, mug root beer is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per 100 g, sourced from Open Food Facts; net carbs are computed by CarbMeNot.
Is mug root beer keto-friendly?
Mug Root Beer is generally not keto-friendly. 1 can (12 fl oz), 355g is 43g net carbs (43g total carbs − 0g fiber); per 100g that is 12.1g 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.
Keeping an eye on carbs in mug root beer?
Mug Root Beer runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 can (12 fl oz) | 43g | 43g | 0g | 160 |
| 100 g (3.5 oz) | 12.1g | 12.1g | 0g | 45 |
| 1 oz (28 g) | 3.4g | 3.4g | 0g | 13 |
How many calories are in mug root beer?
Mug Root Beer — 1 can (12 fl oz), 355g — has 160 calories, with 0g protein, 0g fat, and 43g net carbs. Per 100g: 45 calories and 12.1g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 45 |
| Total carbs | 12.1g |
| Net carbs | 12.1g |
| Fiber | 0g |
| Sugar | 12.1g |
| Sugar alcohols | 0g |
| Protein | 0g |
| Fat | 0g |
| Sodium | 18mg |
| Potassium | 0mg |
Source: Open Food Facts (Mug Root Beer). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in mug root beer?
- Mug Root Beer (1 can (12 fl oz), 355g) has 43g of total carbs and 43g of net carbs. Per 100 grams: 12.1g total, 12.1g net.
- How many net carbs are in mug root beer?
- Mug Root Beer has 43g of net carbs per 1 can (12 fl oz), 355g — 43g total carbs minus 0g fiber.
- Is mug root beer keto-friendly?
- Mug Root Beer is generally not keto-friendly. 1 can (12 fl oz), 355g is 43g net carbs (43g total carbs − 0g fiber); per 100g that is 12.1g 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 mug root beer?
- Mug Root Beer (1 can (12 fl oz), 355g) has 160 calories; that is 45 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.