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Ingredient Guide

🇺🇸 Allura Red AC on Food Labels in US

Allura Red AC is permitted with proper declaration in United States: declare as "FD&C Red No. 40" in the ingredient list.

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What the Rule Is

Red azo dye used in confectionery, beverages, and sports drinks. In United States, Allura Red AC is regulated under FDCA & FSMA as a food coloring. One of the most common food colorings in the US. FDA requires the specific name "FD&C Red No. 40" — "Red 40" alone is not compliant. No children warning required.

What You Must Include
  • Declare as "FD&C Red No. 40" in the ingredient list
  • Declare with functional class: "coloring" and E-number E129
  • 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 "FD&C Red No. 40"
  • Using an ambiguous or abbreviated name that does not identify Allura Red AC
  • Omitting the E-number E129 where required
  • Not updating the label after recipe changes involving this ingredient
  • Failing to check compound ingredients for hidden Allura Red AC content
Examples: Compliant vs Non-Compliant

Compliant Examples

"coloring: FD&C Red No. 40"
"FD&C Red No. 40" in ingredient list
Full ingredient line: "Ingredients: ... FD&C Red No. 40 ..."

Non-Compliant Examples

Using a synonym (FD&C Red No. 40, CI Food Red 17) without the approved declaration name
Ingredient list with "Allura Red AC" 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 Allura Red AC and all its common names (Red 40, FD&C Red No. 40, CI Food Red 17, E129) to verify correct declaration, required E-numbers, and proper functional class labeling under US rules.

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Frequently Asked Questions

How must Allura Red AC be declared on food labels in US?

Declare as "FD&C Red No. 40" in the ingredient list. One of the most common food colorings in the US. FDA requires the specific name "FD&C Red No. 40" — "Red 40" alone is not compliant. No children warning required.

What are the common synonyms and hidden sources of Allura Red AC?

Allura Red AC may appear under the following names: Red 40, FD&C Red No. 40, CI Food Red 17, E129. Common hidden sources include: Red sweets, Sports drinks, Strawberry-flavored products, Maraschino cherries, Grenadine, Salad dressings.

Is Allura Red AC 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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