Campbell's goes back on it's promise to reduce sodium in it's soups because they didn't sell. Marion Nestle has some good commentary on the turn around here. Quotable quote:
Make no mistake: food companies are not social service agencies. When it comes to a commitment to public health, the bottom line is all that counts—and has to be, given the way Wall Street works.
This is the reason why we can't depend on mass-produced food if we want to be thin or healthy. Mass-produced food has to appeal to the masses, and, unfortunately, the masses want food that is pretty much unhealthy and fattening.
Again, losing weight starts in the kitchen. If you want to lose weight, you have to take control of your own food.