Red Grapes Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 cup (151g); per 100 g: 17g net carbs, 69 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 red grapes?
Red Grapes — 1 cup (151g) — has 25.7g net carbs: 27g total carbs minus 1.4g fiber, plus 1.1g protein, 0.2g fat, and 104 calories. Per 100g that is 17g net carbs (17.9g total carbs, 0.9g fiber) and 69 calories. That makes red grapes moderate in net carbs and about average for the typical fruit, which averages about 17.3g net carbs per 100g. At this carb count, red grapes is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Is red grapes keto-friendly?
Red Grapes is generally not keto-friendly. 1 cup (151g) is 25.7g net carbs (27g total carbs − 1.4g fiber); per 100g that is 17g 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 red grapes?
Red Grapes 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 cup | 25.7g | 27g | 1.1g | 104 |
| 100 g (3.5 oz) | 17g | 17.9g | 0.7g | 69 |
| 1 oz (28 g) | 4.8g | 5g | 0.2g | 19 |
How many calories are in red grapes?
Red Grapes — 1 cup (151g) — has 104 calories, with 1.1g protein, 0.2g fat, and 25.7g net carbs. Per 100g: 69 calories and 17g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 69 |
| Total carbs | 17.9g |
| Net carbs | 17g |
| Fiber | 0.9g |
| Sugar | 15.2g |
| Sugar alcohols | 0g |
| Protein | 0.7g |
| Fat | 0.1g |
| Sodium | 2mg |
| Potassium | 191mg |
Source: Manufacturer-reported values (fruits). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in red grapes?
- Red Grapes (1 cup, 151g) has 27g of total carbs and 25.7g of net carbs. Per 100 grams: 17.9g total, 17g net.
- How many net carbs are in red grapes?
- Red Grapes has 25.7g of net carbs per 1 cup (151g) — 27g total carbs minus 1.4g fiber.
- Is red grapes keto-friendly?
- Red Grapes is generally not keto-friendly. 1 cup (151g) is 25.7g net carbs (27g total carbs − 1.4g fiber); per 100g that is 17g 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 red grapes?
- Red Grapes (1 cup, 151g) has 104 calories; that is 69 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.