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

Red No. 3 and Red No. 4 are two food dyes commonly found in a range of products, from candy to sports drinks. Here's what ...

A California law outlawed the ingredient at foods served in public schools. Red Dye No. 40, a synthetic food dye that's used to achieve a bright crimson color in condiments and candy alike ...

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?

Studies commissioned by the United Kingdom's Food Standards Agency have linked Red Dye No. 40 to hyperactivity in children.

Red 40 is making headlines again as lawmakers debate whether food dyes should be banned in the US. Here's what health experts say about its safety.

The vibrant red we love in many foods is thanks to artificial dyes like Red No. 3 (erythrosine) and Red No. 40 (Allura Red). These petroleum-derived pigments have a captivating power over our ...

Red Dye No. 40, a synthetic food dye that's used to achieve a bright crimson color in condiments and candy alike, has been a hot topic among policy makers and food safety advocates in the U.S ...