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Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add these dyes to make foods more visually appealing. They are commonly found …
What it is
Blue 1 and Red 3 are synthetic color additives. They are made through chemical processes, typically derived from petroleum. These dyes are used to impart blue and red colors to foods and beverages.
Why it's used
Manufacturers add these dyes to make foods more visually appealing. They are commonly found in a wide range of processed foods, including candies, baked goods like cookies and cakes, and snack foods.
Health notes
Blue 1 and Red 3 are both synthetic color additives that have been approved by the FDA for use in food. In April 2025, the FDA announced a plan to phase out petroleum-based synthetic dyes, which includes Blue 1. The FDA revoked the use of Red 3 in food in January 2025, with manufacturers having until January 2027 to comply; this revocation was based on evidence of cancer in male rats, though the FDA stated this is not relevant to human risk. California's Food Safety Act also bans Red 3 from 2027. Both JECFA and EFSA have evaluated these dyes and set acceptable daily intakes. Some studies have suggested a possible link between synthetic food colors and hyperactivity in some children, but the evidence is mixed and not conclusive.
Note:
This site presents label data from USDA FoodData Central for general information. It is not medical advice.
Check the package label; formulations change.