Pallor of the skin and mucous membranes is commonly caused by anemia and after a major blood loss, indicating a lack of blood volume and a decrease in hemoglobin. It is caused by spasm of capillaries in the skin or insufficient filling of the blood, as well as a decrease in the amount of hemoglobin in the blood, and can be seen in cold, panic, deficiency of the aortic valve, anemia, and internal bleeding. So how to prevent pale skin mucosa? 1, pay attention to a healthy diet to prevent anemia. 2.Pay attention to the health care of the skin. 3, a balanced diet, so that the body intake enough nutrients, usually eat more food rich in high protein, vitamins, such as eggs, milk, vegetables and fruits, lean meat, fish, shrimp, etc.. 4, appropriate sports to enhance the body’s immunity 5, if the original disease, should be actively and timely treatment.