U.S. sales of the colorfully packaged morning staple have been in a decades-long decline, a trend back in the spotlight with news that Italian confectioner Ferrero Group plans to purchase WK Kellogg, maker of Corn Flakes, Froot Loops, Rice Krispies and other familiar brands.

US sales of the colorfully packaged morning staple have been in a decades-long decline, a trend back in the spotlight with news that Italian confectioner Ferrero Group plans to purchase WK Kellogg, maker of Corn Flakes, Froot Loops, Rice Krispies and other familiar brands.

The Italian candy maker behind Ferrero Rocher and Nutella is nearing a deal to buy cereal maker WK Kellogg, a source told Reuters, an acquisition that would combine two of the world's best known consumer food makers.

With the FDA banning some artificial food dyes, Froot Loops could lose their rainbow. 🌈 We blind taste-tested the U.S. version against two dye-free formulas to find out — does color actually change the flavor?