https://www.uchealth.com/en/media-room/covid-19/boost-immunity-with-food
Choose Foods that Boost Your Immunity and Fight Infection
Apr 8, 2020 ... Yogurt, Kombucha, Sauerkraut, Kimchi, Pickles, Tempeh (Fermented Soybeans), and certain types of cheese contain live cultures, also known as ...