Marks & Spencer

Corn Flakes — Calories, Nutrition & Ingredients

500 g e UPC 819138 Corn flakes Updated 16 Oct 2026

Corn Flakes
Photo: Open Food Facts contributors, CC BY-SA 3.0
Calories
111per serving
Protein
7.9 gper 100 g
Carbs
81.7 gper 100 g
Fat
0.6 gper 100 g

Where to buy

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Per serving (30 g): 111 calories. Per 100 g: 371 calories, 7.9 g protein, 0.6 g fat.

Label highlights: Fat: low Saturates: low Sugars: medium Salt: medium

Nutrition

Portion size: 30 g

Per 100 gPer portion (%RI*)
Energy 1552 kJ / 371 kcal 466 kJ / 111 kcal (6%)
Fat 0.6 g 0.2 g (0%)
of which saturates 0.1 g 0.0 g (0%)
Carbohydrate 81.7 g 24.5 g (9%)
of which sugars 5.6 g 1.7 g (2%)
Fibre 5.3 g 1.6 g
Protein 7.9 g 2.4 g (5%)
Salt 0.80 g 0.24 g (4%)

*Reference intake of an average adult (8400 kJ / 2000 kcal)

Calculated from Open Food Facts per-100 g data for the stated serving; values may differ slightly from the package label because of rounding.

Per 100 g and custom amounts

Nutrition per amount

371 calories in 100 g
Protein7.9 g
Carbohydrates81.7 g
Sugars5.6 g
Added sugars3.8 g
Fibre5.3 g
Fat0.6 g
Saturated fat0.1 g
Cholesterol0 mg
Sodium320 mg
Calcium37.4 mg
Potassium298 mg
Iron3.0 mg
Vitamin A0 mcg
Vitamin C0 mg
Vitamin D0 mcg

Data: Open Food Facts (ODbL) · Photo: Open Food Facts contributors (CC BY-SA)

Where to buy Corn Flakes

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Ingredients

Barley malt extract, Corn, Folic acid, Iron, Nicotinic acid, Riboflavins, Salt, Sugar, Thiamin, Vitamin B12, Vitamin B6, Vitamin D

Allergens

May contain: Gluten, Milk, Nuts, Peanuts

Frequently asked questions

How many calories are in Corn Flakes?

Per 100 g of Corn Flakes there are 371 calories.

How much protein is in Corn Flakes?

Per 100 g of Corn Flakes there are 7.9 g protein.

How many carbohydrates are in Corn Flakes?

Per 100 g of Corn Flakes there are 81.7 g carbohydrates. Of which 5.6 g sugars.

How much sugar is in Corn Flakes?

Per 100 g of Corn Flakes there are 5.6 g sugars.

How much sodium (salt) is in Corn Flakes?

Per 100 g of Corn Flakes there are 320.0 mg sodium. UK guidance is for adults to eat no more than 6 g of salt (about 2,400 mg of sodium) a day.

How much fibre is in Corn Flakes?

Per 100 g of Corn Flakes there are 5.301 g fibre. Fibre is important for digestive health.

What are the main ingredients in Corn Flakes?

The main ingredients in Corn Flakes are: Barley malt extract, Corn, Folic acid, Iron, Nicotinic acid.

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Level of processing

3
Processed
12 ingredients · 2 food additives
UnprocessedUltra-processed

Nutrition breakdown

Macronutrients

Types of fat

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