Teas and tea-based functional beverages

Teas and tea-based products have become some of the most important beverages around the world. Their consumption has grown in popularity due primarily to their claimed stimulant and health properties. Market expansion from their country of origin to other parts of the world has also led to new technological developments, not only to optimize their production but also to satisfy consumers, particularly regarding convenience and taste. This chapter describes health benefits and technological and sensory aspects of teas from different plant species. It includes the most popular teas from Camellia sinensis and herbal teas such as maté, hibiscus, peppermint, and chamomile. Teas and tea-based beverages will continue to grow as part of a healthy lifestyle of consumers.