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How Many Calories in Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes?

✓ Nutrition data reviewed against USDA FoodData Central and Public Health England guidance by Jordan Morley, Editorial Reviewer. Last reviewed: 27 October 2026.

Fact-checked against original USDA source data by Jordan Morley, Editorial Reviewer. Not a registered dietitian — nutrition figures are sourced directly from USDA FoodData Central, not independently assessed medical advice.

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357
calories per 100g
100 calories per 1 cup (28g)
7.5gProtein
84.1gCarbs
0.4gFat
3.3gFibre

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⚖ Kitchen Scales

Quick reference — common serving sizes

AmountCaloriesProtein
1 oz (28g)101 kcal2.1g
100g357 kcal7.5g
grams
357kcal
7.5gprotein
84.1gcarbs
0.4gfat
3.3gfibre

A cereals ready-to-eat, kellogg, kellogg's corn flakes contains 357 calories per 100g. A typical 1 cup (28g) provides about 100 calories. Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes is high in calories. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.

Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes Nutrition Facts

NutrientPer 100gPer serving (28g)
Calories357 kcal100 kcal
Protein7.5g2.1g
Carbohydrates84.1g23.5g
of which Sugars9.5g2.7g
Fat0.4g0.1g
of which Saturates0.1g0.0g
Fibre3.3g0.9g
Sodium729.0mg204mg
Potassium168.0mg47mg
Calcium5.0mg1mg
Iron28.9mg8.1mg
Vitamin C21.0mg5.9mg
Vitamin A490.0µg137µg
Selenium8.3µg2µg
Riboflavin (B2)1.5mg0.4mg

% of Daily Value (per 100g)

Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.

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Have a cat or dog? Check whether cereals ready-to-eat, kellogg, kellogg's corn flakes is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. Use a meal prep container set to portion out cereals ready-to-eat, kellogg, kellogg's corn flakes for the week. Tracking supplements too? Check drug and supplement interactions before combining anything new.

Good to know

Check the actual serving size on packaging before comparing to the per-100g figures here — snack portions are often smaller (or larger) than 100g.

Frequently Asked Questions

How many calories in cereals ready-to-eat, kellogg, kellogg's corn flakes per 100g?

Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes contains 357 calories per 100g, based on USDA reference data.

Is cereals ready-to-eat, kellogg, kellogg's corn flakes high in calories?

A 1 cup of cereals ready-to-eat, kellogg, kellogg's corn flakes (28g) has around 100 calories — roughly 5% of a 2,000-calorie daily intake.

Is cereals ready-to-eat, kellogg, kellogg's corn flakes good for weight loss?

Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes is fairly calorie-dense at 357 calories per 100g, so portion size matters when losing weight. A 1 cup provides about 100 calories.

How much protein is in cereals ready-to-eat, kellogg, kellogg's corn flakes?

Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes contains 7.5g of protein per 100g.

Is cereals ready-to-eat, kellogg, kellogg's corn flakes a good source of fibre?

Yes — cereals ready-to-eat, kellogg, kellogg's corn flakes provides 3.3g of fibre per 100g, which is a meaningful contribution toward the commonly cited 28g daily reference intake.

How does cereals ready-to-eat, kellogg, kellogg's corn flakes compare to margarine-like spread, benecol light spread?

Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes has 357 calories per 100g, close to margarine-like spread, benecol light spread at 357 — 0 calories fewer per 100g. See the full macro breakdown above.

How many servings of cereals ready-to-eat, kellogg, kellogg's corn flakes for 20g of protein?

With 7.5g of protein per 100g, you'd need roughly 267g of cereals ready-to-eat, kellogg, kellogg's corn flakes to reach 20g of protein

Foods with a similar calorie count

Other snacks closest to cereals ready-to-eat, kellogg, kellogg's corn flakes by calories per 100g:

FoodCaloriesProteinCarbsFat
Cereals Ready-to-eat, Kellogg, Kellogg'S Corn Flakes (this page)357 kcal7.5g84.1g0.4g
Margarine-like Spread, Benecol Light Spread357 kcal0.0g5.7g38.7g
Cereals Ready-to-eat, General Mills, Kix357 kcal7.7g82.8g3.5g
Cereals Ready-to-eat, Ralston Tasteeos357 kcal10.7g75.5g5.4g
Cereals, Wheatena, Dry357 kcal13.1g75.6g2.9g
Cereals Ready-to-eat, Kellogg'S, Reduced Sugar Frosted Flakes Cereal357 kcal5.6g87.3g0.4g
Cereals Ready-to-eat, Ralston Corn Flakes357 kcal5.9g88.0g0.9g

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Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.