why ingredients should be listed on restaurant menus
1 ERS research shows that away-from-home meals and snacks tend to contain more calories and to be of lower nutritional quality than food prepared at home. 2  Recent legislation will require chain restaurants across the United States to list calorie information on their menus and menu boards.he Patient Protection and Affordable Care Act of 2010 will require chain restaurants to post the number of calories in each standard menu item. Some restaurants already voluntarily provide calorie counts or other nutritional information, and some States and local governments have made such labeling mandatory.