Why Some U.K. Marketers Are Flashing Caution Over 'Traffic Light' Food Labels

In a bid to tackle the obesity crisis -- six out of ten adults in the U.K. are overweight, costing the National Health Service around $6 billion a year -- the U.K. government has introduced a new "traffic light" food-labeling system. But the new labels have sparked controversy among marketers disagreeing on whether the plan will make life easier for consumers seeking a healthier diet. Here, we outline the pros and cons of the system.