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Ingredient Guide

🇬🇧 Xanthan Gum on Food Labels in UK

Xanthan Gum is permitted with proper declaration in United Kingdom: declare as "xanthan gum (E415)" in the ingredient list.

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What the Rule Is

Xanthan gum (E415) is a thickener and stabiliser produced by bacterial fermentation, and the standard structure-builder in gluten-free baking, dressings, and sauces. In United Kingdom, Xanthan Gum is regulated under Retained EU Law & UK FIC as a food thickener. UK retains EU authorization. Same declaration requirements. Commonly used in UK gluten-free products as a gluten substitute.

What You Must Include
  • Declare as "xanthan gum (E415)" in the ingredient list
  • Declare with functional class: "thickener" and E-number E415
  • Review all compound ingredients for hidden sources
  • Cross-check all compound ingredients and sub-ingredients for hidden sources
Common Violations
  • Incorrect or missing declaration name — must use "xanthan gum (E415)"
  • Using an ambiguous or abbreviated name that does not identify Xanthan Gum
  • Omitting the E-number E415 where required
  • Not updating the label after recipe changes involving this ingredient
  • Failing to check compound ingredients for hidden Xanthan Gum content
Examples: Compliant vs Non-Compliant

Compliant Examples

"thickener: xanthan gum (E415)"
"xanthan gum (E415)" in ingredient list
Full ingredient line: "Ingredients: ... xanthan gum (E415) ..."

Non-Compliant Examples

Using a synonym (Xanthan, Corn sugar gum) without the approved declaration name
Ingredient list with "Xanthan Gum" without functional class or E-number
"Natural [ingredient category]" without specific name where specific name is required
How LabelGuard Checks This

LabelGuard scans your label for Xanthan Gum and all its common names (E415, Xanthan, Corn sugar gum) to verify correct declaration, required E-numbers, and proper functional class labeling under UK rules.

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Frequently Asked Questions

What is xanthan gum (E415)?

Xanthan gum (E415) is a thickener and stabiliser produced by bacterial fermentation, and the standard structure-builder in gluten-free baking, dressings, and sauces. It commonly appears in: Gluten-free products, Salad dressings, Ice cream, Sauces, Baked goods.

Is xanthan gum bad for you?

EFSA found no safety concern and set no ADI (2017); it behaves as soluble fibre, so very large amounts can have a laxative effect. The one genuine caution is infant use: thickeners of this type have been linked to necrotising enterocolitis risk in premature infants, and the FDA has warned against certain infant thickening products.

How must Xanthan Gum be declared on food labels in UK?

Declare as "xanthan gum (E415)" in the ingredient list. UK retains EU authorization. Same declaration requirements. Commonly used in UK gluten-free products as a gluten substitute.

What are the common synonyms and hidden sources of Xanthan Gum?

Xanthan Gum may appear under the following names: E415, Xanthan, Corn sugar gum. Common hidden sources include: Gluten-free products, Salad dressings, Ice cream, Sauces, Baked goods, Dairy alternatives.

Is xanthan gum banned in UK or other markets?

Xanthan Gum is permitted in all major markets with proper declaration.

Regulation Sources

Last updated: 2026-07-20

Disclaimer: This information is for guidance only and does not constitute legal advice. Always consult official regulations and seek professional legal advice for specific compliance questions.

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