The Environmental Working Group (EWG) is a non-profit organization based in the United States that focuses on environmental health and safety issues. Founded in 1993, EWG conducts research and advocacy to inform the public about the potential risks associated with various products, including food, cosmetics, and household items. They aim to empower consumers to make healthier choices through their extensive databases and reports. EWG is known for its annual guides, such as the EWG's Skin Deep database, which rates personal care products based on their ingredient safety. The organization also addresses issues like pesticide use in agriculture and promotes sustainable practices to protect the environment and public health.