Certified products are items that have been tested and verified by an independent organization to meet specific standards of quality, safety, or performance. This certification process ensures that the product complies with established guidelines, which can vary by industry. Common examples include organic food, energy-efficient appliances, and safety equipment. The certification mark or label on a product provides consumers with assurance that it has undergone rigorous evaluation. This helps buyers make informed choices, as they can trust that certified products have been vetted for reliability and effectiveness. Examples of certification organizations include Underwriters Laboratories (UL) and the American National Standards Institute (ANSI).