Tomato Juice Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 can (12 fl oz), 355g; per 100 g: 3.8g net carbs, 22 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 tomato juice?
Tomato Juice — 1 can (12 fl oz), 355g — has 13.5g net carbs: 16.3g total carbs minus 2.8g fiber, plus 2.1g protein, 0.4g fat, and 78 calories. Per 100g that is 3.8g net carbs (4.6g total carbs, 0.8g fiber) and 22 calories. That makes tomato juice relatively low in net carbs and lower than the typical drink, which averages about 21.1g net carbs per 100g. At this carb count, tomato juice is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per 100 g, sourced from USDA FoodData Central; net carbs are computed by CarbMeNot.
Is tomato juice keto-friendly?
Tomato Juice is borderline for keto — it works only in small portions. 1 can (12 fl oz), 355g is 13.5g net carbs (16.3g total carbs − 2.8g fiber); per 100g that is 3.8g 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 tomato juice?
Tomato Juice 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) | 13.5g | 16.3g | 2.1g | 78 |
| 100 g (3.5 oz) | 3.8g | 4.6g | 0.6g | 22 |
| 1 oz (28 g) | 1.1g | 1.3g | 0.2g | 6 |
How many calories are in tomato juice?
Tomato Juice — 1 can (12 fl oz), 355g — has 78 calories, with 2.1g protein, 0.4g fat, and 13.5g net carbs. Per 100g: 22 calories and 3.8g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 22 |
| Total carbs | 4.6g |
| Net carbs | 3.8g |
| Fiber | 0.8g |
| Sugar | 3.3g |
| Sugar alcohols | 0g |
| Protein | 0.6g |
| Fat | 0.1g |
| Sodium | 58mg |
| Potassium | 193mg |
Source: USDA FoodData Central (SR Legacy). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in tomato juice?
- Tomato Juice (1 can (12 fl oz), 355g) has 16.3g of total carbs and 13.5g of net carbs. Per 100 grams: 4.6g total, 3.8g net.
- How many net carbs are in tomato juice?
- Tomato Juice has 13.5g of net carbs per 1 can (12 fl oz), 355g — 16.3g total carbs minus 2.8g fiber.
- Is tomato juice keto-friendly?
- Tomato Juice is borderline for keto — it works only in small portions. 1 can (12 fl oz), 355g is 13.5g net carbs (16.3g total carbs − 2.8g fiber); per 100g that is 3.8g 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 tomato juice?
- Tomato Juice (1 can (12 fl oz), 355g) has 78 calories; that is 22 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.