Changes in Energy Content of Lunchtime Purchases from Fast Food Restaurants After Introduction of Calorie Labelling: Cross Sectional Customer Surveys
This article assesses the impact of fast food restaurant menu labeling on the calorie content of individual lunchtime purchases of customers in New York City. Researchers found that, for the full survey sample, mean calories purchased did not change from before to after regulation. However, three major fast-food chains showed significant reductions in average calories More