Facial cysts are usually caused by localized sebaceous gland secretion and poor metabolism. Facial cysts are part of sebaceous cysts, which usually grow slowly and are formed due to the accumulation of sebaceous excretion. There are many reasons that can lead to facial cysts, such as frequent consumption of overly oily or stimulating food, which can lead to the secretion of sebaceous glands. In addition, often stay up late, do not pay attention to facial hygiene, lack of vitamins in the body and other reasons may lead to sebaceous gland metabolism is not smooth, thus causing facial cysts. It is recommended that if a patient has facial cysts, he should pay attention to recuperation, avoid staying up late for a long time, eat more fresh fruits and vegetables, avoid too greasy and spicy, stimulating food, keep the local clean and dry, and if the situation is more serious, consider going to a regular hospital for treatment.