Ingredient · E129

Preservative FD&C Red #40

Source
Not animal-derived
Allergen
No
Role in food
This additive is primarily used to enhance the visual appeal of food products by …

What is Preservative FD&C Red #40?

FD&C Red No. 40, also known as Allura Red AC, is a synthetic color additive. It is manufactured from petroleum and is used to impart a red or orange-red hue to foods and beverages.

Is Preservative FD&C Red #40 vegan?

Preservative FD&C Red #40 is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Preservative FD&C Red #40 a major allergen?

Not a major allergen.

What is Preservative FD&C Red #40 used for?

This additive is primarily used to enhance the visual appeal of food products by providing a vibrant red color.

Is Preservative FD&C Red #40 safe?

FD&C Red No. 40 is an FDA-approved color additive for use in food.

Why it's used

This additive is primarily used to enhance the visual appeal of food products by providing a vibrant red color. It is commonly found in candies, beverages, baked goods like cookies and cakes, and snack foods.

Health notes

FD&C Red No. 40 is an FDA-approved color additive for use in food. JECFA has evaluated this additive and set an acceptable daily intake. Concerns have been raised regarding its potential link to hyperactivity in some children, though scientific evidence on this topic is mixed and requires further research. In April 2025, the FDA announced a plan to phase out petroleum-based synthetic dyes, including Red 40.

Allergen info

Not a major allergen.

Foods that contain Preservative FD&C Red #40

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Red 40, Yellow 5, Yellow 6: What the Evidence Says →

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Last updated: October 6, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.