Plant protein ingredients for future foods

The demand for animal protein is expected to increase drastically in the future because of the global growth of population and income. The increasing need for good quality protein cannot be met only with animal based proteins without drastic adverse impacts for environment and humanity. Finding new sources of food proteins and especially plant proteins is a prerequisite to obtain sustainable and affordable foods for the growing global population. However, there are technological, nutritional and sensory challenges associated with the use of plant proteins. This article reviews the applicability of plant proteins as a food ingredient for the development of future foods and suggests strategies for improving their use in various food applications.