Entrust SC Insecticide 1 Quart - Certified OMRI Organic - Spinosad Entrust SC insect control, listed by the Organic Materials Review Institute (OMRI) for use in organic production, provides the performance organic growers have come to trust, but in a new liquid formulation. Produced through the fermentation of a naturally occurring soil bacterium, spinosad, the active ingredient in Entrust SC, provides control of insects such as worms, thrips and leafminers.