Grains & Bread · Nutrition facts
🥣Calories in Corn Flakes
A 1 cup of corn flakes (28 g) has 100 calories, with 2 g protein, 23.5 g carbs and 0.1 g fat.
Calories
100
Protein
2 g
Carbs
23.5 g
Fat
0.1 g
Corn Flakes nutrition by serving size
| Serving | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| 1 cup | 100 | 2 g | 23.5 g | 0.1 g |
| 100 g | 357 | 7 g | 84 g | 0.4 g |
| 1 oz (28 g) | 101 | 2 g | 23.8 g | 0.1 g |
| 1 cup (≈225 g) | 803 | 15.8 g | 189 g | 0.9 g |
| 200 g | 714 | 14 g | 168 g | 0.8 g |
Values are approximate, rounded from USDA FoodData Central and OpenFoodFacts references. Real plates vary — that's exactly why CalorieScan AI lets you correct any estimate in plain English.
Macro breakdown
- Per 100 g: 357 cal
- Per 1 oz: 101 cal
- Sugar: 8 g / 100 g
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Corn Flakes vs other grains & bread
Frequently asked
How many calories are in corn flakes?
One 1 cup of corn flakes (28 g) has about 100 calories. Per 100 g, corn flakes has 357 calories.
How much protein is in corn flakes?
A 1 cup serving of corn flakes provides roughly 2 g of protein (7 g per 100 g).
What are the macros for corn flakes?
Per 1 cup: 2 g protein, 23.5 g carbs and 0.1 g fat — that's roughly 8% protein, 91% carbs and 1% fat by calories.
How do I log corn flakes without weighing it?
Take a photo of your plate in CalorieScan AI. The app recognises corn flakes, estimates the portion, and returns calories and macros in about three seconds — then you can fine-tune it in plain English ("make that two servings").
Stop looking up calories.
Snap a photo of corn flakes — or any meal — and CalorieScan AI does the math. Free on iPhone.
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