When more salt is added to the ingredients, this enables the product to absorb more water - for example, if the food company manages to get more salt into its bacon, it can sell excess moisture content (water) at the same price as bacon. - A nice little earner...
Extra added salt tends by its taste to disguise the taste of poor quality meat, thus cutting costs by reducing quality.
Lose weight by eating less salt. - Go on! - Try it! - You will feel so much better!