The Denominations of Origin Protected Designations of Origin (PDOs) play a crucial role in the protection and promotion of olive oil. By establishing specific standards and requirements, they ensure the quality and authenticity of the product, allowing consumers to differentiate it in the market. In addition to valuing tradition and local know-how, PDOs promote gastronomic tourism, boosting the economic development from the producing regions. They also contribute to the protection of natural and cultural heritage by promoting sustainable agricultural practices. In short, PDOs guarantee the excellence of olive oil, while preserving its origin and unique characteristics.