Oily hair is the result of the oil (sebaceous) glands in the scalp producing large amounts of oil.
Here are some tips for preventing and treating oily hair:
Hormones affect oil production. Things that affect your hormone levels (such as stress or birth control pills) may also affect the oiliness of your hair.
Reviewed By: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team. Editorial update 10/15/2019.