 at swishfunding.com swishfunding.com why is navaj perfect for allergy sufferers rhino systems medical director dr howard levine explains if someone's exposed to allergens they can get rid of those immediately by washing out the nose navaj works by pulling saline in one nostril through the nose and out the other nostril sucking out allergens mucus dust and germs experience on the spot relief so you could breathe easier sleep better and feel healthier