The labels that are applied on various food items are used to make the buyer informed about various aspects of the item that he is about to buy. These aspects must include things like ingredients used to manufacture the item, overview of the product, details of the manufacturer, nutritional values, quantity of ingredients, markings of important dates, and a few other informative things that are used to make the buyer aware of the product fully before he purchases it. It is important to know what you are going to intake as the contents of the item can directly have a good or bad impact on your health.