SinuPulse SinuAir Formulated Powdered Nasal Moisturizer &Irrigation Solution, standard size (300g bottle) SinuAir is a naturally formulated, powdered saline mix for use as both a nasal spray and sinus irrigation solution. It is formulated to approximate the body’s natural salinity composition and is best used with the SinuPulse Elite. SinuAir is formulated to dissolve better and contains no preservatives, iodine or silica that may harm sensitive nasal membranes. It is especially beneficial to thin nasal secretions and clear stuffy blocked nasal passages without the annoying burning or stining sensation. May be used as both a hypertonic or isotonic solution.