Birt&Tang’s ImuPlus herbal tea combines the best herbs from the Orient, using thousands of years of knowledge to protect and support the body’s immune system from illness. Move over Echinacea - Birt&Tang’s ImuPlus herbal tea is blended with Astragalus root, which is used in Chinese medicine to decrease the incidence and length of the common cold. Unlike Echinacea it can be used all year around without losing its potency. If it’s stress, or the change of season that is getting you down Birt&Tang’s ImuPlus herbal tea contains a variety of adaptogen herbs, which cleverly help the body to adapt to prolonged physical and emotional stress and fight infections. These adaptogen herbs include Astragalus, Jiaogulan, Ginseng and Tuckahoe which are cleverly blended by Birt&Tang to help you cope with whatever life throws at you.