Ingredient

Lactose

Source
Animal-derived
Allergen
No
Role in food
Lactose is used as a bulking agent, a carrier for flavours and colours, and …

What is Lactose?

Lactose is a disaccharide sugar found naturally in milk and dairy products. It is composed of glucose and galactose. In food production, it is typically sourced from cow's milk, often as a byproduct of cheese or whey processing.

Is Lactose vegan?

No. Lactose is animal-derived, so it is not vegan.

Is Lactose a major allergen?

Lactose is derived from milk, which is one of the 14 major allergens that UK law requires to be emphasised on food labels.

What is Lactose used for?

Lactose is used as a bulking agent, a carrier for flavours and colours, and a mild sweetener.

Is Lactose safe?

Lactose is not considered a food additive and does not have an E-number.

Why it's used

Lactose is used as a bulking agent, a carrier for flavours and colours, and a mild sweetener. Its properties make it useful in confectionery, baked goods, and powdered mixes, contributing to texture and browning.

Health notes

Lactose is not considered a food additive and does not have an E-number. For individuals with lactose intolerance, consuming lactose can lead to digestive discomfort. The UK Food Standards Agency (FSA) and Food Standards Scotland (FSS) provide guidance on managing lactose intolerance. EFSA has evaluated lactose in the context of food safety and nutrition.

Allergen info

Lactose is derived from milk, which is one of the 14 major allergens that UK law requires to be emphasised on food labels.

Foods that contain Lactose

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: 17 October 2026

Note: This site presents label data from Open Food Facts for general information. It is not medical advice. Check the package label; formulations change.