Oily skin can be controlled by the following methods: first, dietary regulation, do not eat sweets, fried fried food, strong tea, coffee and spicy food, eat more fresh vegetables and fruits; second, retinoic acid drugs, oral isotretinoin capsules, can inhibit sebaceous secretion; third, estrogen, oral daing-35, can counteract the effect of increased androgen secretion; fourth, vitamins, supplement B vitamins, such as vitamin B2, vitamin B6, etc., can reduce oil secretion; fifth, relax, pay attention to rest, do not stay up late.