Facial itching symptoms, mostly related to skin dehydration, skin allergies and other conditions. 1. Skin dehydration: most patients with thin skin stratum corneum, if long-term in a dry environment, can lead to facial skin moisture loss, resulting in self-conscious facial skin tightness, itching and other symptoms. 2. Skin allergy: such patients often in contact with allergens, allergy symptoms. Common allergenic original cosmetics, skin care products, pollen and other substances in daily life; some patients due to long-term exposure to sunlight, allergy symptoms can also occur. Specifically manifested as facial skin itching, redness and other conditions. It is recommended that patients with itchy facial skin should pay attention to personal hygiene, pay attention to facial cleanliness; if necessary, consult a doctor in a timely manner, and standardized treatment under the guidance of a doctor.