If you have dry, irritated nasal passages or congestion, a saline spray may be the answer. Saline nasal sprays add moisture, thin mucus, and have a cleansing effect. Sprays with xylitol and capsicum are even more effective at relieving congestion and soothing dry passages. Read on to find out more about the benefits of nasal sprays and a review of my favorite very effective go to sprays from Xlear.