Demand for healthier options is driving a major product change for a frozen pizza corporate giant. 

CHicagotribune.com reports Nestle USA will remove artificial flavors from products in the DiGiorno, Tombstone, California Pizza Kitchen, Jack's, Hot Pockets and Lean Pockets lines by the end of 2015. Nestle said it also aims to cut sodium by 10 percent from 2013 levels and that taste would not be affected. "We know people want to feel good about the foods they eat, and they're seeking foods made with fewer artificial ingredients and less sodium," John Carmichael, president of the Nestle Pizza & Snacking Division, said in a statement. 

Read more about Nestle's changes and its competitors' responses.