Silver fungus is a common food, which is neither hot nor cold, but is a kind of flat food. Silver fungus contains a variety of nutrients needed by the human body, such as protein, carbohydrates, fat, vitamins and many trace elements, and has a high nutritional value, so moderate consumption of silver fungus can replenish some nutrients for the human body. Besides being a food, silver fungus can also be used as a herbal medicine. In Chinese medicine, it has the functions of nourishing the spleen and opening the stomach, benefiting the qi and clearing the intestines, sleeping and strengthening the stomach, nourishing the brain, nourishing yin and clearing heat and moistening dryness, which is beneficial to patients with yin deficiency and fire. In addition, silver fungus has certain tonic effect, and to a certain extent, it has the function of nourishing beauty as well as promoting the digestion and absorption of human gastrointestinal tract. Silver fungus contains a large amount of silver fungus polysaccharide, which is an important bioactive substance that can provide energy to the body. Despite its nutritional value and delicious taste, silver fungus should not be consumed in large quantities for a long time. For people with a cold body, eating large quantities of silver fungus for a long time may cause gastrointestinal discomfort and other discomforts. For women with irregular menstruation or heavy menstrual flow, eating large amounts of silver fungus may cause excessive menstrual flow and abdominal pain.