Maillard reaction of enzymatic oxidation of sugar and lipid can also cause discoloration and odor. In addition, there is non-enzymatic browning. When the environment is anoxic, anaerobic metabolism produces glycolysis products, which make Grifola frondosa tissue rot and stink. Grifola frondosa, commonly known as "dancing mushroom", is a kind of mushroom that can be used as medicine and food. It is often wild around chestnut trees in summer and autumn. The fruiting bodies are fleshy, with short coral stalks and overlapping into a cluster.