Switching to Healthy Ingredients Is Riskier for Brands Than You Might Think

As of Thursday, patrons of Dunkin' Donuts could step into the shops and behold a small miracle--racks and racks of those dizzyingly colorful donuts, all of them chemical free. After much work, the donut chain finally gave the boot to artificial coloring (though some limited-edition donuts may still contain it). "Eliminating artificial dyes from our...