Carbs in Udon Noodles (Cooked)
How many carbs are in udon noodles (cooked)?
Udon Noodles (Cooked) has 20g net carbs per 100g — 21g total carbs minus 1g fiber — plus 3.5g protein, 0.5g fat, and 105 calories. 1 cup cooked (200g) works out to about 40g net carbs and 210 calories. That makes udon noodles (cooked) high in net carbs and lower than the typical breads and grain, which averages about 44.9g net carbs per 100g. At this carb count, udon noodles (cooked) is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Values per 100 g.
Is udon noodles (cooked) keto-friendly?
Udon Noodles (Cooked) is generally not keto-friendly. It has 20g net carbs per 100g (21g total carbs − 1g fiber). A typical serving — 1 cup cooked (200g) — is about 40g 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.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 cup cooked | 40g | 42g | 7g | 210 |
| 100 g (3.5 oz) | 20g | 21g | 3.5g | 105 |
| 1 oz (28 g) | 5.6g | 5.9g | 1g | 29 |
How many calories are in udon noodles (cooked)?
Udon Noodles (Cooked) has 105 calories per 100g. 1 cup cooked (200g) has about 210 calories. That's alongside 3.5g protein, 0.5g fat, and 20g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 105 |
| Total carbs | 21g |
| Net carbs | 20g |
| Fiber | 1g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 3.5g |
| Fat | 0.5g |
| Sodium | 105mg |
| Potassium | 0mg |
Source: Manufacturer-reported values (bread-grains). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in udon noodles (cooked)?
- Udon Noodles (Cooked) has 21g of total carbs and 20g of net carbs per 100 grams.
- How many net carbs are in udon noodles (cooked)?
- Udon Noodles (Cooked) has 20g of net carbs per 100 grams (total carbs 21g minus 1g fiber).
- Is udon noodles (cooked) keto-friendly?
- Udon Noodles (Cooked) is generally not keto-friendly. It has 20g net carbs per 100g (21g total carbs − 1g fiber). A typical serving — 1 cup cooked (200g) — is about 40g 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 udon noodles (cooked)?
- Udon Noodles (Cooked) has 105 calories per 100 grams.
- How many carbs are in 1 cup cooked of udon noodles (cooked)?
- 1 cup cooked of udon noodles (cooked) (200g) has about 40g net carbs, 42g total carbs, and 210 calories.
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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.



