Sustainable diets are integral to the development of resilient food systems that meet the nutritional needs of the current and future populations without compromising the environment. These diets focus on reducing food waste, conserving resources, and promoting sustainable agricultural practices. They emphasize plant-based foods, which generally have lower environmental impacts compared to animal products. Sustainable food systems aim to ensure equitable access to healthy food, fostering community engagement and local economies. Policies that support sustainable practices, such as organic farming, agroecology, and permaculture, can significantly enhance food security while protecting natural resources. Educating consumers about the benefits of sustainable diets can drive demand for environmentally friendly products, ultimately transforming food systems for the better.