Diatomaceous earth: Is a powder made

Diatomaceous earth is a powder made from fossilized algae that contains silica. It is used for various purposes, such as treating high cholesterol, constipation, and skin problems, but it may also cause lung damage or skin wounds. Diatomaceous earth (/ ˌdaɪ.ətəˈmeɪʃəs / DY-ə-tə-MAY-shəs), also known as diatomite (/ daɪˈætəmaɪt / dy-AT-ə-myte), celite, or kieselguhr, is a naturally occurring, soft, siliceous sedimentary rock that can be crumbled into a fine white to off-white powder. 1-48 of 871 results for "diatomaceous-earth" Showing products near you, with fast delivery See all products, across price ranges. Diatomaceous earth is a powder made of fossilized diatoms that can cut through the exoskeletons of insects and dehydrate them. Learn how to use it for pest control in your home and garden, and what precautions to take.