Tesco Corn Flakes

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Common questions

Is Tesco Corn Flakes healthy?

Tesco Corn Flakes scores 63/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This product is a processed cereal with a moderate level of added sugar, which can contribute to health issues if consumed in excess.

How processed is Tesco Corn Flakes?

Tesco Corn Flakes is NOVA Group 3: Processed Foods.

Which ingredients drive Tesco Corn Flakes' score?

In Scout's ingredient-by-ingredient analysis, Maize, Barley Malt Extract, Iron count in its favor; Sugar is flagged as an ingredient of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Tesco Corn Flakes

Tesco
63 Fair

Analysis updated July 2026 · How Scout scores

$17.83 · 500 g · $1.01 / ounce
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At a glance

Beneficial ingredients 10
Harmful ingredients 1
Owned by Tesco plc
Category Cereal Flakes
Summary

This product is a processed cereal with a moderate level of added sugar, which can contribute to health issues if consumed in excess. However, it includes beneficial ingredients such as maize and a range of vitamins and minerals that enhance its nutritional profile. The processing level limits its score, but the absence of harmful additives like artificial colors or seed oils is a positive aspect.

Key ingredients 13

Maize
Good

Maize is a whole grain that provides essential nutrients and dietary fiber. It is minimally processed in this context, retaining its natural nutritional profile. As a staple grain, it offers a good source of carbohydrates and energy.

Benefits

Provides dietary fiber and essential nutrients such as B vitamins and minerals. Supports digestive health and provides sustained energy.

Barley Malt Extract
Good

Barley malt extract is a natural sweetener derived from barley grains. It provides a source of maltose and some micronutrients. Its use in cereals can enhance flavor while adding some nutritional value.

Risks

May cause allergic reactions in individuals sensitive to barley or gluten.

Benefits

Contains small amounts of vitamins and minerals, and can improve the flavor profile of foods.

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Iron
Good

Iron is an essential mineral important for oxygen transport in the blood. It is often added to cereals to prevent deficiencies, especially in populations at risk. Fortification helps improve the nutritional profile of processed foods.

Risks

Excessive iron intake can lead to toxicity and gastrointestinal issues.

Benefits

Supports the production of hemoglobin and myoglobin, crucial for oxygen transport and muscle function.

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Niacin
Good

Niacin, or vitamin B3, is essential for energy metabolism and DNA repair. It is commonly added to fortified foods to ensure adequate intake. Its inclusion in cereals helps support overall nutritional adequacy.

Risks

High doses can cause flushing and liver damage.

Benefits

Supports energy production and helps maintain healthy skin and nerves.

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Pantothenic Acid
Good

Pantothenic acid, or vitamin B5, is vital for synthesizing coenzyme A, which is crucial for fatty acid metabolism. It is often added to fortified foods to enhance nutritional value. Its presence in cereals supports metabolic health.

Benefits

Essential for the synthesis of coenzyme A and supports energy metabolism.

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Vitamin B6
Good

Vitamin B6 is important for protein metabolism and cognitive development. It is added to cereals to prevent deficiencies and support overall health. Fortification ensures adequate intake in populations with limited dietary diversity.

Risks

Excessive intake can lead to nerve damage.

Benefits

Supports brain health and aids in the production of neurotransmitters.

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Riboflavin
Good

Riboflavin, or vitamin B2, is essential for energy production and cellular function. It is commonly added to fortified foods to ensure adequate intake. Its inclusion in cereals helps maintain a balanced diet.

Benefits

Supports energy production and helps maintain healthy skin and eyes.

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Thiamin
Good

Thiamin, or vitamin B1, is crucial for carbohydrate metabolism and nerve function. It is often added to cereals to prevent deficiencies and support energy metabolism. Fortification helps improve the nutritional profile of processed foods.

Benefits

Supports energy metabolism and is essential for nerve function.

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Vitamin D
Good

Vitamin D is essential for calcium absorption and bone health. It is often added to fortified foods to prevent deficiencies, especially in regions with limited sunlight exposure. Its inclusion in cereals supports bone health and immune function.

Risks

Excessive intake can lead to hypercalcemia and kidney damage.

Benefits

Supports bone health and immune function by aiding calcium absorption.

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Vitamin B12
Good

Vitamin B12 is crucial for nerve function and the production of red blood cells. It is added to cereals to prevent deficiencies, particularly in vegetarians and the elderly. Fortification helps ensure adequate intake in populations with limited dietary sources.

Benefits

Supports nerve health and aids in the production of red blood cells.

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Salt
Neutral

Salt is used to enhance flavor but does not provide significant nutritional benefits. It is a refined ingredient that lacks the trace minerals found in unrefined salts. Its consumption should be moderated to avoid potential health issues.

Risks

High sodium intake can lead to hypertension and cardiovascular issues.

Benefits

Essential for maintaining fluid balance and nerve function in the body.

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Folic Acid
Neutral

Standard formulation ingredient — neither beneficial nor harmful at typical use.

Risks

Excessive intake can mask vitamin B12 deficiency symptoms.

Benefits

Supports cell division and is crucial for fetal development during pregnancy.

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Sugar
Bad

Refined sugar is added for sweetness but offers no nutritional benefits. It is highly processed and can contribute to health issues like obesity and diabetes when consumed in excess. Its presence in processed foods is often linked to increased caloric intake without essential nutrients.

Risks

Excessive consumption can lead to obesity, insulin resistance, and dental cavities.

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Processing

Group 3 · Processed

Processed Foods

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