Carbs in Corn
Corn (per 100 g) contains 21g total carbs, 20g net carbs, 0.5g fat, 2g protein, and 90 calories.
Last updated June 10, 2026 · Reviewed by Jordan Lee, RD, Registered Dietitian

20g
Net carbs
21g
Total carbs
1g
Fiber
2g
Protein
0.5g
Fat
90
Calories
Values per 100 g.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 100 g (3.5 oz) | 20g | 21g | 2g | 90 |
| 1 oz (28 g) | 5.6g | 5.9g | 0.6g | 25 |
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 90 |
| Total carbs | 21g |
| Net carbs | 20g |
| Fiber | 1g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 2g |
| Fat | 0.5g |
| Sodium | 0mg |
| Potassium | 0mg |
Source: Open Food Facts (Kanza CornFairview Mills). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
Frequently asked questions
- How many carbs are in corn?
- Corn has 21g of total carbs and 20g of net carbs per 100 grams.
- How many net carbs are in corn?
- Corn has 20g of net carbs per 100 grams (total carbs 21g minus 1g fiber).
- Is corn keto-friendly?
- Corn has 20g net carbs per 100g, which is high for keto. Enjoy it in small portions or save it for higher-carb days.
- How many calories are in corn?
- Corn has 90 calories per 100 grams.



