Facial itchiness can be considered to be related to pruritus, contact dermatitis, acne or seborrheic dermatitis and other causes. 1. Pruritus: a skin disease with only itching but no primary lesions, commonly associated with dry skin, psychoneurological factors, or working and living environments, etc. Itching is a characteristic manifestation, which may be accompanied by a burning sensation or ankylosing sensation. 2. Contact dermatitis: If the face is exposed to airborne chemical suspensions such as pollen and chemical dust, it can cause acute and chronic dermatitis, with erythema and papules on the skin and itchy symptoms. 3. Acne: due to abnormal hormone levels, excessive sebum secretion, follicular epithelial hyperkeratosis, bacterial infections and other factors leading to the occurrence of chronic inflammatory reactions in the face, there will also be facial itching. 4. Seborrheic dermatitis: mostly occurs in seborrheic overflow areas, such as the face, chest, back, often causing different degrees of itching, localized formation of erythema and flaking. Facial itching or other symptoms of skin lesions recommend timely medical treatment, follow the doctor’s instructions, usually to ensure a regular life, adequate sleep and a reasonable diet.