Earlier quoted context omitted.
If the market is incapable, it is time for government to step in. We already have innumerable regulations re food safety and content, would it be inconceivable for us to regulate the salt content of potato chips? Or the calorie content of something labeled a "meal deal"?
This kind of thing scares me. As someone who lost 70 pounds eating bacon and eggs for six months, and eating about 5x the recommended daily amount of salt that whole time, I'm worried the government stepping in will make all our food taste like cardboard. Sugar is the enemy, but so often fat and salt are demonized when in a proper diet these aren't unhealthy at all.
When they banned alum in flour, industry and customers did scream. Today we find it very normal that our flour not contain alum. Alum makes whiter bread and consumers wanted whiter bread, paralleling what Pepsi is saying today.
Atkins-style diets have their downsides. especially in regards to blood pressure. Eating paleo sounds great, but remember that few of our ancestors expected to live past 30.