The ingestion of gluten in the human diet can lead to gastrointestinal disorders such as celiac disease, allergy to wheat and non-celiac gluten sensitivity. Currently the best treatment is the strict adherence to a diet without sources of prolamins and gliadins (wheat), secalin (rye) and hordein (barley). Several studies have revealed that a gluten-free diet may lead to nutrient deficiencies. Therefore, the formulation of gluten-free foods, particularly those related to cereals, is a major challenge. A great effort has been put into improved technological and nutritional aspects of...