It gives you a lot of fat with some energy and a syrup of invitation of many diseases
Besides the easy access, cheaper prices than healthy foods, and preparation, none. It's called junk food for a reason. It's terrible for you. Junk food leads to numerous health conditions as well as obesity.
It's cheap, and easy and fast to eat and children will love to eat it, and will NOT let it go to waste, not eating their snacks.
Easy dinner of you don't really want to cook.