Comvita manuka honey elixir with propolis will support your whole familys immune system when they need it most the soothing elixir is packed with natural and powerful ingredients including the unique qualities of umf 10 manuka honey propolis with its high levels of bioflavonoids and zinc which supports the immune system zinc contributes to the normal function of the immune system comvita manuka honey elixir with propolis will support your whole familys immune system when they need it