Food companies have two years to get red dye No.3 out of their products. But other synthetic dyes have also raised concerns, because of behavioral issues in kids. Here's what parents need to consider.

With Wednesday's ban of Red No. 3, there are now 8 artificial dyes in America's food supply. Discover what dyes remain, the health risk to humans, and the companies involved.

The FDA earlier this week pulled authorization for Red 3 synthetic dye to be put in food. The move has some concerned parents finally feeling heard.