Ingredient · E133

Artificial Color FD&C Blue No. 1

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add FD&C Blue No. 1 to provide a blue color to various food …

What is Artificial Color FD&C Blue No. 1?

FD&C Blue No. 1, also known as Brilliant Blue FCF, is a synthetic food coloring agent. It is chemically manufactured from petroleum-based raw materials. This dye is used to give foods a vibrant blue hue.

Is Artificial Color FD&C Blue No. 1 vegan?

Artificial Color FD&C Blue No. 1 is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Artificial Color FD&C Blue No. 1 a major allergen?

Not a major allergen.

What is Artificial Color FD&C Blue No. 1 used for?

Manufacturers add FD&C Blue No. 1 to provide a blue color to various food products.

Is Artificial Color FD&C Blue No. 1 safe?

FD&C Blue No. 1 is an FDA-approved color additive for use in foods, drugs, and cosmetics.

Why it's used

Manufacturers add FD&C Blue No. 1 to provide a blue color to various food products. It is commonly found in candies, beverages, baked goods, cereals, and dairy products. Its primary function is aesthetic, making foods more visually appealing.

Health notes

FD&C Blue No. 1 is an FDA-approved color additive for use in foods, drugs, and cosmetics. JECFA has evaluated this additive and set an acceptable daily intake. EFSA has also evaluated it and concluded it is safe for use. There have been discussions regarding a possible link between synthetic food dyes, including Blue 1, and hyperactivity in some children, though evidence is mixed. In April 2025, the FDA announced a plan to phase out petroleum-based synthetic dyes, which includes Blue 1.

Allergen info

Not a major allergen.

Foods that contain Artificial Color FD&C Blue No. 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.