Red 40
This is what the ingredient is.
Allura Red AC (Red 40) is a synthetic azo dye derived from petroleum. Most widely used food dye in the United States.
Here is why it shows up on the label.
Artificial coloring agent providing red hues. Used in beverages, candy, baked goods, cereals, and processed foods for visual appeal.
Here is what food agencies say.
The FDA has approved it for use in foods, drugs, and cosmetics. European food agencies allow it, with a suggested daily limit of up to 7 milligrams per kilogram of body weight. Approved in US, but banned in some European countries (Norway, France in some applications).
Here is what research has found.
Safety reviewed by FDA and EFSA. Some studies suggest potential link to hyperactivity in sensitive children (Southampton Study, 2007). No conclusive evidence of carcinogenicity in humans.
Here are a few things worth knowing.
May trigger hyperactivity or behavioral changes in sensitive children according to some research. Can cause allergic reactions in individuals sensitive to aspirin or other NSAIDs. Some concerns about azo dye safety remain under investigation.
Sources
- FDA Color Additive Status List
- EFSA Opinion 2009
- Southampton Study Lancet 2007
How to read this page
We publish plain facts about this ingredient so a label is easier to read. This is not medical advice, and it is not a recommendation to buy, avoid, or use anything. For a personal health question, talk with a clinician who knows your history.