The Respirator Boost from NAF provides valuable nutritional support to the respiratory system as well as providing support to the delicate capillary blood vessels that surround the lungs themselves. This supplement contains a high level of anti oxidants which is vital is aiding support to the horses lungs and well being; we would recommend this feed supplement to horses with hypersensitivities or those who are prone to agitation from airborne irritants such as dust, mould and pollen.