From the manufacturer's website:
Get relief from cold and flu symptoms and bring wellness to your entire family in style with a Crane Drop Humidifier. Crane Humidifier provides up to 24-hours of soothing moisture to help relieve the effects of dryness and congestion. This unit is an all-natural, non-medicated relief from dryness, cough, cold and flu symptoms, helping you and your family breathe easy and sleep through the night peacefully.
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.