The latest set of nutritional guidelines received sweeping support from the packaged-food and grocery industries. But some experts question whether the government's recommendations are effective at communicating with consumers about healthy eating.
First Lady Michelle Obama's partnership with Wal-Mart Stores Inc., they say, and TV shows such as "Jamie Oliver's Food Revolution" may get more attention from consumers.
"That's the way to communicate how to eat better in 2011," said Phil Lempert, a grocery industry consultant. "Dietary guidelines are how to communicate in 1970."
This time around "people are going to care a lot less," Lempert said. "They come out every five years, and there don't appear to be any big surprises." For example, most Americans already know to watch their sodium intake, he added.
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