Junk food became called that because the calories contained often outweighed any nutritional value, and it became therefore nothing more than filler for those who were hungry. Eating is often done at the last minute in the modern world, and people tend to look for convenience when they prepare a meal. If the easiest thing for them to fix is nothing more than junk food, then that is often what they will consume. Creating a healthy diet means removing these types of food and replacing them with something worth eating.
Shopping well is a good first step in creating a healthy diet, and it means bypassing foods with little nutritional value. It might be difficult to do at first, but finding suitable replacements for easy to make foods can be done. For those who love the crunchiness of chips, purchasing raw foods that are ready to eat can be an excellent way to eat healthy with little extra work. It might be a battle at home, but that will be won when people would rather eat what they have than run to the store.
Leaving all the bad foods behind at the store is not always realistic, so it might be best to do only one substitution per shopping trip. It is a good way to get weaned off unhealthy foods, but it also leaves a little pleasure when it comes to snacking. Eating healthy should be tasty too, so it might pay to make slow changes that will last.
For those who prefer their unhealthy snacks, it is important to ensure they at least get nutritional meals. It might take a bit of convincing at first, but finding substitutes they will enjoy eating is the key to success in this area. Giving them junk food for snacks might not be what they really need for a healthy future, but eating nutritious meals is a good start.