Sodium would have to be the most unhealthy for these fat-free food diets. Eating less sodium helps with high blood pressure issues, so eating sodium can affect that and that's why it would be the most unhealthy out of all of these.
Sugar would have to be one of the other bad ones, because its bad for your teeth and it has a bunch of calories and NO nutrients. The worst kinds of sugar are sucrose, aspartame, and high-fructose corn syrup.
It can cause a decrease in blood and oxygen flow into the stomach. cramping, and an imbalance in gut bacteria and inflammation
Not only does it absorb the nutrients but it does most of the digestion process. It puts those nutrients in your blood stream and creates enzymes to break down that which your body doesn’t need
