Ingredient · E415i

E415i

Source
Not animal-derived
Allergen
No
Role in food
Xanthan gum is primarily used as a thickening and stabilising agent in a wide …

What is E415i?

Xanthan gum is a polysaccharide produced by the fermentation of sugar by the bacterium Xanthomonas campestris. It is a white to cream-coloured powder that is soluble in water.

Is E415i vegan?

E415i is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is E415i a major allergen?

Xanthan gum is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels.

What is E415i used for?

Xanthan gum is primarily used as a thickening and stabilising agent in a wide variety of foods.

Is E415i safe?

Xanthan gum is authorised as a food additive in Great Britain and is listed in the Register of Food Additive Authorisations.

Why it's used

Xanthan gum is primarily used as a thickening and stabilising agent in a wide variety of foods. It helps to prevent ingredients from separating and improves the texture and mouthfeel of products like sauces, dressings, and baked goods. It is also used in gluten-free products to provide structure.

Health notes

Xanthan gum is authorised as a food additive in Great Britain and is listed in the Register of Food Additive Authorisations. It has been evaluated by EFSA, which has established an Acceptable Daily Intake (ADI) for it. At typical levels of consumption found in food, xanthan gum is generally considered safe. Some studies suggest it may have a mild laxative effect at very high doses, but this is not typically observed with normal dietary intake.

Allergen info

Xanthan gum is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels. Not a major allergen.

Foods that contain E415i

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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.