Soja, also known as soybean, is a type of legume native to East Asia. It is widely cultivated for its edible beans, which are rich in protein and oil. Soja is a key ingredient in many food products, including tofu, soy milk, and tempeh, making it a popular choice for vegetarians and vegans. In addition to its culinary uses, soja plays a significant role in agriculture and industry. It is used as animal feed and is a source of various industrial products, such as biodiesel and soy-based plastics. The cultivation of soja has also contributed to economic growth in many countries.