Oct 4, 2019 · Oil (sebum) helps protect and support healthy hair. But an abnormally oily scalp can feel like a problem if it makes your hair feel greasy or dirty all the time. And an oily scalp can also...

When too much oil collects on the scalp, a bald head, as well as a head of hair, can become greasy and messy. The collection of greasy excess causes what is commonly referred to as dandruff. The fungus that causes dandruff is called malassezia, and the flakey visual manifestation of dandruff is simply just the skin cells dying on the scalp.

An oily scalp occurs when there is overproduction and excessive sebum build-up on the scalp. In addition to creating a shiny and greasy appearance, this accumulation of sebum can lead to other problems like dandruff, itching, flakiness, and swelling of the hair follicle.

Jan 22, 2023 · Learn why your scalp is greasy. Common causes include certain hair products and hairstyles, your diet and genetics. Plus, get tips to decrease the grease.

Feb 23, 2024 · Oily hair is hair that appears greasy or wet. It occurs when your scalp's sebaceous (oil) glands produce excess oil. Common causes include washing infrequently and hormonal fluctuations.

Learn what causes an oily scalp and discover the best oily scalp remedies. See which shampoo and scalp treatments can help reduce excess oil on scalp.

May 10, 2024 · Changing your wash routine, products, and other hair care practices may help reduce greasy hair. Learn how to get rid of oily hair.

Feb 17, 2022 · Learn the common causes of an oily scalp and how to get that grease under control without drying yourself out. Scalp oil is your body’s natural protective barrier against the elements, but sometimes you get way more than you need.

Feb 27, 2025 · Things like dry hair/oily scalp and oily/itchy scalp can seem antithetical, but they are totally possible. Reid tells me that dry hair is often the result of lack of distribution of your scalp’s oil—this can particularly affect those with longer hair. Meanwhile, an oily and itchy scalp is often attributed to an out-of-balance scalp environment.

While there are many causes of greasy hair, from scalp conditions to poor hair care habits, in most cases the problem can be fixed with a few lifestyle changes.