What vitamin is skin itching lacking?

It is possible to show itchy skin, which is caused by too dry skin caused by vitamin deficiency, but it may also be caused by allergies or hot weather and congestion in the body. Therefore, if you need to use drugs, it is best to use antipruritic drugs according to the doctor's guidance after the examination. At ordinary times, try to supplement some foods with high vitamin content. If there is a lack of vitamin C, add more green vegetables and fruits at this time. At ordinary times, you can pay attention to your own physical exercise to enhance your physique and prevent scratching when your skin itches.