Excessive secretion of oil from the scalp is generally known as seborrhea. The following methods can be used to control it: First, dietary regulation, do not eat sweets, fried food, strong tea, coffee and spicy food, eat more fresh vegetables and fruits. Two, retinoids, oral isotretinoin capsules, can inhibit the secretion of sebaceous glands. Three, estrogen, oral daimler-35, can counteract the effects of increased androgen secretion. Fourth, vitamins, supplement B vitamins, such as vitamin B2, vitamin B6, etc., can reduce oil secretion. Fifth, topical medication, you can use Hilsen or sulfur shampoo to wash your hair.