Facial capillary dilation is obvious, the skin is intolerant to external stimuli, and the skin becomes red after hot or cold stimuli, which is what we call “red-faced Guan Gong”. There are many reasons for its formation, some are congenital, others are formed later, such as improper use of cosmetics, repeated allergies to facial skin, long-term use of glucocorticoids, etc. With the development of the times, thousands of women have a higher and higher pursuit for their looks, and the use of cosmetics is becoming more and more widespread, preserving the youthful appearance, and sometimes there are some side effects that we cannot accept, such as facial allergies, heavy pigmentation, capillary dilation and other problems, and in most cases, these problems overlap, which makes the clinical treatment difficult and hinders our search for beauty and the road to eternal youth. When these conditions occur, you need to pay attention to the following points: 1, do not use cosmetics indiscriminately, before use, it is best to do skin sensitivity test; 2, facial cleaning using warm water, try not to use too hot or too cold water, less use of soap, facial cleansers and other cleaning products; 3, do not shine in the sun for a long time; 4, try not to go to places with many flowers and plants, or places where harmful gases gather (decoration, wholesale clothing 5, the usual diet should be light, do not eat chili, wine, hot pot and other hot food; 6, to go to a regular hospital for medical treatment. Treatment: 1, internal and external use of Chinese herbs to clear heat and cool the blood, such as honeysuckle, scutellaria, forsythia, dandelion, red peony, raw earth, etc.; 2, in the case of non-allergic, choose strong pulse light treatment, in the current view, should be considered a relatively good efficacy of the treatment method. I hope it can be of some help to people who are troubled by these symptoms, and I hope we can all keep our youthful looks forever, good beauty and good mood!