Ingredient · E129, E102

Fd & C Red No 40 And Fd & C Yellow No 5

Source
Not animal-derived
Allergen
No
Role in food
These dyes are used to add or restore color to a wide range of …

What is Fd & C Red No 40 And Fd & C Yellow No 5?

FD&C Red No. 40 (Allura Red AC) and FD&C Yellow No. 5 (Tartrazine) are synthetic color additives. They are petroleum-based dyes created through chemical synthesis.

Is Fd & C Red No 40 And Fd & C Yellow No 5 vegan?

Fd & C Red No 40 And Fd & C Yellow No 5 is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Fd & C Red No 40 And Fd & C Yellow No 5 a major allergen?

Not a major allergen.

What is Fd & C Red No 40 And Fd & C Yellow No 5 used for?

These dyes are used to add or restore color to a wide range of foods and beverages.

Is Fd & C Red No 40 And Fd & C Yellow No 5 safe?

Both Red No. 40 and Yellow No. 5 are FDA-approved color additives for use in food.

Why it's used

These dyes are used to add or restore color to a wide range of foods and beverages. They are commonly found in products like snacks, sodas, fruit drinks, candies, and baked goods to make them visually appealing.

Health notes

Both Red No. 40 and Yellow No. 5 are FDA-approved color additives for use in food. In April 2025, FDA announced a plan to phase out petroleum-based synthetic dyes, including Red 40 and Yellow 5. JECFA has evaluated both dyes and set acceptable daily intakes. Some studies have suggested a link between synthetic food dyes and hyperactivity in some children, though the evidence is mixed and not consistently supported by major health organizations.

Allergen info

Not a major allergen.

Foods that contain Fd & C Red No 40 And Fd & C Yellow No 5

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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.