Ingredient Guide

🇬🇧 Acesulfame Potassium on Food Labels in UK

Acesulfame Potassium is permitted but requires specific warning statements in United Kingdom: declare as "acesulfame K (E950)" with the required warning: "With sweetener(s)".

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What the Rule Is

Intense artificial sweetener approximately 200× sweeter than sugar, often used in combination with other sweeteners. In United Kingdom, Acesulfame Potassium is regulated under Retained EU Law & UK FIC as a food sweetener. UK retains EU sweetener labeling requirements post-Brexit. "With sweetener(s)" must appear near the product name.

What You Must Include

Declare as "acesulfame K (E950)" in the ingredient list
Include the required warning: "With sweetener(s)"
Declare with functional class: "sweetener" and E-number E950
Review all compound ingredients for hidden sources
Cross-check all compound ingredients and sub-ingredients for hidden sources

Common Violations

Missing the mandatory warning: "With sweetener(s)"
Using an ambiguous or abbreviated name that does not identify Acesulfame Potassium
Omitting the E-number E950 where required
Not updating the label after recipe changes involving this ingredient
Failing to check compound ingredients for hidden Acesulfame Potassium content

Examples: Compliant vs Non-Compliant

Compliant Examples

"sweetener: acesulfame K (E950)" + warning: "With sweetener(s)"

"acesulfame K (E950)" in ingredient list

Full ingredient line: "Ingredients: ... acesulfame K (E950) ..."

Non-Compliant Examples

Using a synonym (Acesulfame K, E950) without the approved declaration name

Missing the required warning statement near the ingredient declaration

"Natural [ingredient category]" without specific name where specific name is required

How LabelGuard Checks This

LabelGuard scans your label for Acesulfame Potassium and all its common names (Ace-K, Acesulfame K, E950, Sunett) to verify correct declaration, required E-numbers, and mandatory warning statements under UK rules.

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Frequently Asked Questions

How must Acesulfame Potassium be declared on food labels in UK?

Declare as "acesulfame K (E950)" in the ingredient list. A mandatory warning must also appear: "With sweetener(s)". UK retains EU sweetener labeling requirements post-Brexit. "With sweetener(s)" must appear near the product name.

What are the common synonyms and hidden sources of Acesulfame Potassium?

Acesulfame Potassium may appear under the following names: Ace-K, Acesulfame K, E950, Sunett, Sweet One. Common hidden sources include: Diet soft drinks, Sugar-free confectionery, Chewing gum, Protein bars, Tabletop sweeteners, Low-calorie desserts.

Is Acesulfame Potassium banned or restricted in any market?

Requires mandatory warnings in: EU, UK.

Regulation Sources

Last updated: 2026-04-01

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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