Mushroom (scientific name: Pleurotus ostreatus; Also known as Pleurotus ostreatus, Pleurotus ostreatus, Pleurotus ostreatus and Pleurotus ostreatus (also known as Pleurotus ostreatus in Taiwan Province Province) are common gray edible fungi, which are considered warm and sweet in Chinese medicine. It has the effects of chasing wind and dispelling cold, relaxing muscles and activating collaterals. Can be used for treating lumbago and leg pain, numbness of hands and feet, and meridian obstruction. The proteoglycan in Pleurotus ostreatus has a strong inhibitory effect on cancer cells and can enhance the immune function of the body.

Pleurotus ostreatus is a kind of mushroom with very rich colors, such as black, white, gray and brown. In addition, the color of Pleurotus ostreatus will change with the temperature. For example, when the temperature is low, the color of Pleurotus ostreatus is gray or brown, and when the temperature is high, its color will turn gray.