Red Dye 40 Reactions and Allergies Allergic reactions to a food can cause tingling and itchiness in the mouth, swelling of the lips, face, tongue, and throat, or hives.

Learn what Red Dye 40 is used for, what foods contain it, and whether or not research supports its link to behavioral issues in children or cancer.

In-N-Out announced that it's removing Red Dye 40 from the pink lemonade and strawberry shakes.

Food dye allergies are rare, but if you have one, you may be at risk for an anaphylactic reaction. Here’s what you need to know.

The U.S. Food and Drug Administration banned Red No. 3 last dye, leading those to think Red Dye No. 40 could be next. How are these dyes different?

TN legislature passes bill effectively prohibiting foods with 'Red 40' dye from being served in schools ...

Red dye No. 3 has been banned by the FDA. But are other synthetic food dyes like red dye No. 40 a better alternative? (Linnea Bullion for the Washington Post via Getty Images) (The Washington Post ...

The U.S. Food and Drug Administration banned Red No. 3 last dye, leading those to think Red Dye No. 40 could be next. How are these dyes different?

TN House passes bill effectively prohibiting foods with 'Red 40' dye from being served in schools The bill was introduced by Representative Elaine Davis (R-Knoxville) and would not apply to ...

This doesn’t happen in the presence of red food dyes. And second: Allergists do not currently have a standardized, validated test to perform for patients who are concerned about a red dye allergy.