30 Jul 2021 --- Kirin Beverage Company will launch two immunity beverages in Japan in October. The company asserts the new products are the nation’s first black tea and green tea to be sold as a food with functional claims for immune function.Tapping into this prominent trend, Kirin Gogo-no-Kocha Milk Tea Plus and Kirin Namacha Life Plus Immune Assist will contain Kirin’s proprietary Lactococcus lactis strain Plasma to support healthy consumers maintaining their immune health.