Main components such as chlorogenic acid, flavonoids, polysaccharides, and other active substances, Eucommia Leaf Extract has various biological functions. Tests have shown that Eucommia Leaf Extract has broad-spectrum antibacterial, antioxidant, free radical scavenging, and immunity-enhancing benefits, which can promote the rapid growth of animals. From the development of the animal feed industry and green breeding requirements, it is a good choice as a substitute for antibiotics.