SinuAir® is a naturally formulated powdered saline mix for nasal moisturizing and sinus irrigation. Recommended by leading health care professionals for sinus and allergy relief - including sinus infection, sinusitis, and post nasal drip. For use as both a nasal spray and sinus irrigation solution it is formulated to approximate the body's natural saline. The SinuAir® unique formulation contains no preservatives, iodine, or silica that may harm sensitive nasal membranes. The SinuAir® powder is designed to dissolve better to enhance the solution and minimize wear on the SinuPulse® irrigator. It is especially beneficial to thin nasal secretions and clear stuffy, blocked nasal passages. May be used as both a hypertonic or isotonic solution.