Herbal tea pharmacies have come up with their products using different combinations of Ayurvedic medicines. Ayurvedic tea has also been found to contain nutrients including calcium, potassium, vanadium, iron, manganese, selenium and zinc. Herbal tea Herbal teas — less commonly called tisanes (UK and US , US also ) — are beverages made from the infusion or decoction of herbs, spices, or other plant material in hot water. They do not usually contain caffeine. Herbal teas should not be confused with true teas (e.g., black, green, white, yellow, oolong), which are prepared from the cured leaves of the tea plant, "Camellia sinensis"),
Korean tea tea to King Gyeongdeok and the Buddha. "Camellia sinensis" tea plants spread throughout the country in 828, when King Heungdeok received seeds from the Tang Empire and sent them to be planted on the Jirisan mountain. Tea was usually offered to the Buddha, as well as to the spirits of deceased ancestors. Tea culture continued to prosper during the Goryeo Dynasty. Tea offering was a part of the biggest national ceremonies, such as Yeondeunghoe and Palgwanhoe, and tea towns were formed around temples. During the reign of King Myeongjong (1131‒1202), Seon-Buddhist manners of ceremony prevailed. Jeong Mongju and other scholars