
March 24, 2026
What Are Food Dyes? The Complete Guide to Artificial Color Additives
A comprehensive guide to food dyes and how to avoid them.
Flavors + Colors
Red 3 (Erythrosine) is a synthetic dye largely make of iodine. It is commonly used in candy, popsicles and cake decorating gels. Approved for use in food and ingested drugs. No longer approved for cosmetics, external drugs or lakes (another type of synthetic coloring).
Red #3, RED NO. 3, Erythrosine
Some people, especially children, may be sensitive to food dyes, and have experienced allergic reactions when consuming them. Artificial food dyes have also been linked to increased behavioral problems in children, especially those with ADHD, because they may cause chemical changes in the brain, inflammation, and depletion of minerals that are important to growth and development.
BioMed Central (BMC)
US National Library of Medicine National Institutes of Health
FDA
Pub Med
Center for Science in the Public Interest

March 24, 2026
A comprehensive guide to food dyes and how to avoid them.

June 17, 2025
Colorful snacks may be losing their artificial edge as states crack down on synthetic food dyes and federal regulators signal big changes ahead.

February 4, 2025
Some dyes are banned, but many harmful ones remain. Learn more about the dyes still left in your food.
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