In the high autumn days, people tend to have skin allergy, dryness, dry crack and dry mouth, dry lips, dry nose, dry throat and other symptoms. According to traditional Chinese medicine, autumn corresponds to the human lungs, and autumn dryness tends to injure the lungs, which are the master of the human skin, so dry and cracked skin tends to occur in autumn. The dryness in autumn is easy to injure the fluids. Skin allergies in autumn are often due to dryness and lack of water, so the focus of skin allergy prevention should be on moistening dryness. In terms of skin care, mild, slightly acidic, moisturizing and hydrating cleansers and skin care products should be preferred. You should not use cleansing brushes, sponges or loofahs when cleansing and skincare to avoid allergies caused by abrasion. In addition, avoid staying in the sun and dry environment for too long. To prevent skin allergy in autumn season, in addition to selected cosmetics, you should also pay attention to adjusting your diet and work and rest habits in your daily life, which can also reduce the symptoms of sensitivity and improve your skin quality. The Su Wen – Dou Qi Fa Shi Lun says: “The lung is the master of autumn. The lungs are astringent, so eat acid to collect it, use acid to supplement it, and pungent to diarrhea it”. It can be seen that the sour taste astringent lung qi, pungent taste dispersing lung, appropriate to eat more vegetables, pears, apples and other sour fruits and vegetables. More vitamin C can strengthen the skin’s ability to resist allergies. Drinking food is about to say: “Autumn is dry, it is appropriate to eat hemp to moisten its dryness”. Diet should nourish Yin and lung as appropriate, lily, silver fungus, sesame, walnuts, sugar cane, milk, honey, glutinous rice, japonica rice, loquat, pineapple, etc. are good for moistening dryness and nourishing the lungs and benefit the stomach. Some even advocate that it is advisable to eat raw earth porridge in autumn to nourish Yin and moisten dryness. Autumn is dry, drink more water is the best way to moisturize, you can also choose to drink chrysanthemum tea, can also clear dry heat at the same time. Avoid spicy food and staying up all night to damage the skin, and try to eat less pungent food such as onions and ginger. Some foods with high protein such as meat, seafood, coffee, hot drinks and spicy food can also cause skin allergies and should be consumed sparingly.