Globalization has interconnected the world and changed the taste patterns of consumers, making them more willing to try something different. An interconnected, globalized world has allowed people to easily move from one country to another and this has changed the tastes of formerly homogeneous populations that are now willing to experiment with different varieties. Products containing labeling such as "Free From", "Low In" is changing consumers buying behavior towards packaged food. According to the U.S. Food and Drug Administration (FDA), "gluten is a mixture of proteins which are naturally present in grains such as wheat, rye, barley and others." Thus, food products containing these grains as a whole or as an ingredient contains gluten.