Respirator Boost provides valuable nutritional support to the respiratory mucosal immune system and the delicate capillary blood vessels that surround the lungs. Research shows that by supplementing the diet with naturally sourced anti-oxidants, the horse's lungs can be given valuable support. Respirator Boost contains a concentrated solution of natural anti-oxidants, alongside herbs such as ginger, rosehip and blueberries, chosen for their targeted support of healthy lung function. Echinacea is also included for immune system support. Essential oils in Respirator Boost help maintain clear airways.