In the 1980s, a tiny study involving just 70 rats showed that if Red dye number 3 comprised 4 percent of their diet — which is a lot of candy corn — then about 20 percent of them would develop ...

Last month, the Food and Drug Administration announced it is banning Red No. 3, a food dye additive in processed foods like sodas, sweets and snacks. Recently, it and other dyes were linked to ...