Suppose the government wanted to require front-of-pack nutrition labels for packaged food and beverages, making it easier for consumers to see at a glance some key nutritional qualities. 
In the United States, could the manufacturers claim that such a rule violates their First Amendment rights?
In the journal Food Policy  this past summer, Jennifer Pomeranz, Dariush Mozaffarian, Renata Micha, and I study the precedents. Much depends on whether a particular labeling policy could satisfy...