Calorie labels in fast food outlets linked to small drop in calories purchased

Labelling menus with the calorie content of individual dishes and drinks in fast food outlets is associated with a small immediate decrease in average calories purchased, according to a study using data from a large US restaurant company published by The BMJ today.

source https://www.lifetechnology.com/blogs/life-technology-medical-news/calorie-labels-in-fast-food-outlets-linked-to-small-drop-in-calories-purchased