This water-soluble tincture is made from a proprietary blend of supercritical extracts derived from naturally grown herbs. Daily consumption will assist in keeping your airways clean, healthy, and free from infections. If you are a city dweller it will help you combat the side – effects of travelling & living in a polluted environment. It will help you breathe easier & keep you protected from infections of the upper respiratory tract and build your immunity against air borne infections. Regular use is recommended.