Oats (Rolled, Dry) Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1/2 cup dry (40g); per 100 g: 57.5g net carbs, 375 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 oats (rolled, dry)?
Oats (Rolled, Dry) — 1/2 cup dry (40g) — has 23g net carbs: 27g total carbs minus 4g fiber, plus 5g protein, 3g fat, and 150 calories. Per 100g that is 57.5g net carbs (67.5g total carbs, 10g fiber) and 375 calories. That makes oats (rolled, dry) high in net carbs and about average for the typical breads and grain, which averages about 44.7g net carbs per 100g. At this carb count, oats (rolled, dry) 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 oats (rolled, dry) keto-friendly?
Oats (Rolled, Dry) is generally not keto-friendly. 1/2 cup dry (40g) is 23g net carbs (27g total carbs − 4g fiber); per 100g that is 57.5g 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 oats (rolled, dry)?
Oats (Rolled, Dry) 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 |
|---|---|---|---|---|
| 1/2 cup dry | 23g | 27g | 5g | 150 |
| 100 g (3.5 oz) | 57.5g | 67.5g | 12.5g | 375 |
| 1 oz (28 g) | 16.1g | 18.9g | 3.5g | 105 |
How many calories are in oats (rolled, dry)?
Oats (Rolled, Dry) — 1/2 cup dry (40g) — has 150 calories, with 5g protein, 3g fat, and 23g net carbs. Per 100g: 375 calories and 57.5g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 375 |
| Total carbs | 67.5g |
| Net carbs | 57.5g |
| Fiber | 10g |
| Sugar | 2.5g |
| Sugar alcohols | 0g |
| Protein | 12.5g |
| Fat | 7.5g |
| Sodium | 0mg |
| Potassium | 400mg |
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 oats (rolled, dry)?
- Oats (Rolled, Dry) (1/2 cup dry, 40g) has 27g of total carbs and 23g of net carbs. Per 100 grams: 67.5g total, 57.5g net.
- How many net carbs are in oats (rolled, dry)?
- Oats (Rolled, Dry) has 23g of net carbs per 1/2 cup dry (40g) — 27g total carbs minus 4g fiber.
- Is oats (rolled, dry) keto-friendly?
- Oats (Rolled, Dry) is generally not keto-friendly. 1/2 cup dry (40g) is 23g net carbs (27g total carbs − 4g fiber); per 100g that is 57.5g 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 oats (rolled, dry)?
- Oats (Rolled, Dry) (1/2 cup dry, 40g) has 150 calories; that is 375 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.