How many carbs are in a Corn on the Cob?
A 1 ear (103g) serving of Corn on the Cob contains 21.6g of total carbs (19.1g net carbs), 6.4g sugar, 99 calories, 3.5g protein, 1.5g fat and 2.5g fiber.
- Calories
- 99 cal
- Carbohydrates
- 21.6 g
- of which Sugars
- 6.4 g
- Fiber
- 2.5 g
- Net carbs
- 19.1 g
- Protein
- 3.5 g
- Fat
- 1.5 g
Corn on the Cob nutrition at a glance
Per 1 ear (103g), Corn on the Cob delivers about 5% of a 2,000-calorie daily reference, 8% of the 275g daily carbohydrate reference and 9% of the 28g daily fiber reference. Sugar sits at 13% of the 50g added-sugar reference and protein contributes 7% of the 50g protein reference.
- Calories
- 96
- Carbs
- 21 g
- Sugar
- 6.2 g
- Protein
- 3.4 g
- Fat
- 1.5 g
- Fiber
- 2.4 g
Blood-sugar impact of Corn on the Cob
Moderate glycemic impact expected. If you're monitoring blood sugar, keep an eye on total portion size and combine with protein or fat.
With 21.6g total carbs and 2.5g fiber, the net-carb figure for a 1 ear (103g) serving works out to roughly 19.1g — this is the number most keto and low-carb tracking apps use. If you're managing type 2 diabetes, pre-diabetes or reactive hypoglycemia, use total carbs for insulin dosing calculations and treat net carbs as a rough guide for meal planning.
Ways to eat Corn on the Cob
- Add corn on the cob to a balanced plate with a lean protein and non-starchy vegetables.
- Use corn on the cob as part of a pre-workout snack when you need quick, usable energy.
- Pair corn on the cob with a source of fat or protein to slow glucose absorption.
Frequently asked questions
Is Corn on the Cob keto-friendly?
Not usually. 19.1g net carbs per serving takes up a large share of a typical keto budget — reserve for special occasions or smaller portions.
How many carbs in Corn on the Cob per 100 grams?
About 21g of carbs, 6.2g sugar and 96 calories per 100g of Corn on the Cob.
How does Corn on the Cob affect blood sugar?
Moderate glycemic impact expected. If you're monitoring blood sugar, keep an eye on total portion size and combine with protein or fat.
Is Corn on the Cob good for weight loss?
A serving delivers 99 calories with 3.5g protein and 2.5g fiber. Foods that are relatively high in protein and fiber per calorie tend to be more filling — with a 6% combined protein-plus-fiber-to-calorie ratio, Corn on the Cob is a solid pick for a satiating, weight-loss-friendly meal.
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Open scannerSources & how these numbers are calculated
Nutrition values are consensus averages compiled from the USDA FoodData Central database for a typical 1 ear (103g) serving of Corn on the Cob. Actual values vary with brand, variety, ripeness and preparation — always check the label on packaged products. Daily-value percentages reference the U.S. FDA 2,000-calorie adult reference (275g carbs, 50g added sugar, 50g protein, 78g fat, 28g fiber).
Content reviewed by Carb Lens editorial. Read our editorial policy for how we source, review and update food data.