Hericium erinaceus is a fungus of the genus Ericius in the family Odontothecae. The fruit body is medium, large or large, 3.5-10(30) cm in diameter, fleshy, shaped like a head or egg, like the head of a monkey, hence the name "monkey head". Hericium ericium is not only a valuable food but also an important medicinal fungus in China. Hericihead mushroom is one of the eight "mountain treasures" in China. Since ancient times, it has been said that "mountain treasures monkey head and sea bird's nest". Together with bear's paw, sea cucumber and shark's fin, it is listed as one of the four famous dishes. In addition, hericium mushroom is also a valuable traditional Chinese medicine, with the function of tonifying fitness, helping digestion, and benefiting the five viscera. Modern studies have shown that it contains active ingredients such as peptides, polysaccharides, fats and proteins, and has certain curative effects on digestive tract tumors, gastric and duodenal ulcers, gastritis and abdominal distension.