All natural ingredients, made from food grad diatomaceous earth. It is not harful to humans, pets, or the environment. so safe it can be rubbed into a dog or cats fur. It controls ants, ticks, fleas, cockroaches, earwigs, palmetto bugs and soft body crawling insects. Kills insects by dehydration. Can be used indoors and outdoors. 4.4 lb bag will treat 1800 sq.ft.