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Ingredient Guide

🇬🇧 Yeast Extract on Food Labels in UK

Yeast Extract is permitted with proper declaration in United Kingdom: declare as "yeast extract" in the ingredient list.

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What the Rule Is

Yeast extract is a savoury ingredient made from the contents of yeast cells, naturally rich in free glutamate and B vitamins, used in stocks, crisps, and savoury spreads. In United Kingdom, Yeast Extract is regulated under Retained EU Law & UK FIC as a food flavor-enhancer. Same as EU. Yeast extract declared by name, not as an additive. The "no MSG" claim with yeast extract present is a common compliance issue flagged by the FSA.

What You Must Include
  • Declare as "yeast extract" in the ingredient list
  • Declare with functional class: "flavor enhancer"
  • 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 "yeast extract"
  • Using an ambiguous or abbreviated name that does not identify Yeast Extract
  • Missing the functional class in the ingredient declaration
  • Not updating the label after recipe changes involving this ingredient
  • Failing to check compound ingredients for hidden Yeast Extract content
Examples: Compliant vs Non-Compliant

Compliant Examples

"flavor enhancer: yeast extract"
Full ingredient line: "Ingredients: ... yeast extract ..."

Non-Compliant Examples

Using a synonym (Autolyzed yeast extract, Hydrolyzed yeast) without the approved declaration name
Ingredient list with "Yeast Extract" 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 Yeast Extract and all its common names (Yeast extract, Autolyzed yeast extract, Hydrolyzed yeast, Yeast autolysate) to verify correct declaration, required E-numbers, and proper functional class labeling under UK rules.

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Frequently Asked Questions

What is yeast extract?

Yeast extract is a savoury ingredient made from the contents of yeast cells, naturally rich in free glutamate and B vitamins, used in stocks, crisps, and savoury spreads. It commonly appears in: Savoury snacks, Marmite/Vegemite, Stock cubes, Gravy, Instant noodles.

Is yeast extract bad for you?

It is a normal food ingredient (not an additive, so no E-number) and is safe. The labeling trap is claims: because yeast extract naturally contains free glutamate, the FDA and other regulators consider "No MSG" or "No added MSG" claims misleading on products that contain it.

How must Yeast Extract be declared on food labels in UK?

Declare as "yeast extract" in the ingredient list. Same as EU. Yeast extract declared by name, not as an additive. The "no MSG" claim with yeast extract present is a common compliance issue flagged by the FSA.

What are the common synonyms and hidden sources of Yeast Extract?

Yeast Extract may appear under the following names: Yeast extract, Autolyzed yeast extract, Hydrolyzed yeast, Yeast autolysate. Common hidden sources include: Savoury snacks, Marmite/Vegemite, Stock cubes, Gravy, Instant noodles, Meat-flavored products.

Is yeast extract banned in UK or other markets?

Yeast Extract 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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