Itchy face and neck may be related to conditions such as contact dermatitis, urticaria, solar dermatitis, eczema, and fungal infections. 1. Contact dermatitis: If the patient’s face and neck area are coated with the same kind of skin care products, coupled with the patient’s sensitivity to a certain material in the skin care products, resulting in an allergic reaction, which can lead to itchy skin. 2. Urticaria: after itching, patients will scratch, if the formation of a red rash like hives, can be considered to be caused by urticaria, usually about 24 hours will subside on their own. 3. Solar dermatitis: If the face and neck are exposed to strong ultraviolet rays for a long time, it will lead to sunburn of the skin in the area, and the symptoms of redness or itchiness will appear, and in severe cases, the skin will peel. 4. Eczema: If eczema develops in the area, it will cause intense itching sensation and is accompanied by a rash with a reddish base. After scratching, the rash may break, with fluid oozing out and forming scabs. 5. Fungal infections: If the area is infected by fungi, there will be a patchy rash, which is usually purplish-red in color, with obvious itching symptoms. Because of the many causes of the disease, it is recommended that the patient consult a doctor in a timely manner, and strictly follow the doctor’s instructions to do a systematic examination.