Some think it is because there are very few foods that come in that color. It is seldom a natural color for food so our brains are turned off from it. However, when you’re thirsty on a hot day, what beverage looks more thirst-quenching to you, assuming they are both in a clear bottle with no ice – a brown liquid or a blue liquid?White foods are often associated with excessive consumption, especially when it comes to snacks. You tend to forget that white foods contain calories and this leads to mindless eating. White foods and foods eaten from white dishware are also less satisfying. Keep your hands away from those white potato chips!