Zhuojiucao in Guangxi is composed of selenium-enriched malt, Flammulina velutipes and vitamin C, in which selenium-enriched malt can inhibit the production of free radicals and protect the body from lipid peroxidation damage; Flammulina velutipes is rich in protein, vitamins, minerals and other nutrients, which can reduce hypertension. Vitamin C, as the most important and well-known nutrient among all vitamins, helps to improve human immunity, protect the skin and inhibit the formation of melanin spots that affect skin color. Generally speaking, people with spots, chloasma and bad skin can eat it to recuperate.