Herpes refers to viral skin diseases with herpes as the skin manifestation, including herpes simplex, herpes zoster, etc. It generally manifests as clusters of blisters on the skin, mucous membranes or at the junction of skin and mucous membranes, all caused by viral infections, which require antiviral treatment and in principle do not require strict abstinence from food. However, during the illness, the immune function of the patient’s organism is low and the gastrointestinal function may be affected, therefore, attention should be paid to a light and easily digestible diet and avoid eating irritating foods that aggravate the body, such as chili pepper, pepper, mustard, etc., and avoid strong tea, coffee and alcohol. In addition, it is recommended not to eat fish, shrimp, crab and other allergy-prone foods. During the course of the disease, skin damage may occur, the body needs to supplement nutrition as soon as possible to repair, pay attention to nutritional balance, not because of too much taboo and cause malnutrition, which affects the recovery of the disease. In daily life, you can eat more lean meat and fresh vegetables and fruits to supplement protein and vitamins, which can improve the body’s defense and repair power. At the same time, attention should be paid to maintaining a normal work and rest routine, paying attention to skin hygiene, relaxing and relieving stress.