Ingredient · E133

Artificial Flavors And Artificial Colors: Blue 1

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add Blue 1 to give foods a bright blue color. It is commonly …

What is Artificial Flavors And Artificial Colors: Blue 1?

Blue 1, also known as Brilliant Blue FCF or FD&C Blue No. 1, is a synthetic blue color additive. It is manufactured from petroleum-based raw materials.

Is Artificial Flavors And Artificial Colors: Blue 1 vegan?

Artificial Flavors And Artificial Colors: Blue 1 is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Artificial Flavors And Artificial Colors: Blue 1 a major allergen?

Not a major allergen.

What is Artificial Flavors And Artificial Colors: Blue 1 used for?

Manufacturers add Blue 1 to give foods a bright blue color.

Is Artificial Flavors And Artificial Colors: Blue 1 safe?

Blue 1 is an FDA-approved color additive for use in food, drugs, and cosmetics.

Why it's used

Manufacturers add Blue 1 to give foods a bright blue color. It is commonly used in candies, beverages, baked goods, and dairy products.

Health notes

Blue 1 is an FDA-approved color additive for use in food, drugs, and cosmetics. In April 2025, the FDA announced a plan to phase out petroleum-based synthetic dyes, which includes Blue 1. JECFA has evaluated Blue 1 and set an acceptable daily intake. Some studies have raised questions about synthetic food dyes and their potential effects on behavior in children, though evidence is mixed.

Allergen info

Not a major allergen.

Foods that contain Artificial Flavors And Artificial Colors: Blue 1

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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.