Oyster mushroom (Pleurotus ostreatus), belonging to the phylum Fungi, order Basidiomycota, family Pleurotus, and genus Pleurotus. Pleurotus ostreatus is an edible mushroom with strong suitability, high yield, and dual-use as medicine and food in artificial cultivation. It contains nutrients such as protein, total sugar, dietary fiber, vitamins, carotenoids, niacin, folate, pantothenic acid, and mineral elements, as well as various free amino acids such as methionine, valine, and methionine. Pinggu mushrooms contain various beneficial active ingredients such as flavonoids, organic acids, and chitin, which have health benefits such as anti-tumor, antioxidant, cholesterol lowering, immune system regulation, antibacterial, antiviral, liver protection, and brain development promotion....