SOLON, Ohio--(BUSINESS WIRE)--Frozen pizza and snack lovers will soon be able to enjoy their favorites with no artificial flavors and less sodium. Nestlé USA (www.nestleusa.com) pledges to improve the ingredient quality and nutritional profile of some of its most popular frozen pizza and snack brands without affecting taste. Nestlé, a leader in the frozen pizza and snacking category, today announced the improvements, which encompass more than 250 products across six brands in the U.S.: DIGIORNO