The minor cold is the 23rd solar term in the "24 solar terms", which is a good time for folk ointment. People can eat mutton hotpot, Tianjin also has the custom of eating yellow sprouts, and old Nanjing will cook vegetable rice. Slight cold in Guangzhou has the habit of eating glutinous rice in the morning. In winter, the food should be mixed with meat and vegetables which with balanced nutrition. At the same time, eating more foods rich in vitamins and minerals will benefit our health.