Itchy skin on the legs is mostly seen in dry skin, allergies, peripheral neuritis, etc. It can be treated by external moisturizers, topical and oral medications. 1. Dry skin: common in autumn and winter seasons, there can be itchy skin, dandruff and other manifestations, it is recommended to choose mild bathing products, after bathing, external rubbing emollient milk, vitamin E milk and other moisturizers to alleviate dry skin. 2. Allergy: contact with pollen, animal fur and other irritants can easily cause an allergic reaction, manifested as itchy skin on the legs, can be used externally hydrocortisone cream, oral loratadine to relieve the symptoms, and look for allergens, try to avoid contact with them. 3. Peripheral neuritis: Peripheral neuritis of the legs can also lead to itchy skin on the legs, which can be treated by supplementing vitamin B1, B2 and so on. There may be other reasons for itchy skin on the legs, and it is recommended that the patient go to the hospital to clarify the cause and follow the doctor’s instructions for standardized treatment.