Why does hair get oily?
Why does hair get oily in the first place? Greasy or oily hair is caused by the sebaceous glands on your scalp. When these glands produce too much oil, it gets absorbed by the hair. If there’s too much, it can make your hair look greasy or dull.
If you’re specifically wondering, why does my hair get oily so fast? The answer is, that depends…on hair type and also how quickly oil is transferred from roots to lengths. For those with thin hair, hair might look greasy one day after washing, while those with thicker hair might be able to go longer between washes.
A number of factors can play into the overall greasy hair picture:
- Using heavy styling products
- Touching your hair a lot
- Applying conditioner to your roots
- Overbrushing your hair, or using a dirty hairbrush
Lifestyle factors, like a hormonal imbalance, underlying health conditions, or a certain diet can also impact the oiliness of your hair or an oily scalp.
We’ll get into how to stop greasy hair below.

Is oily hair healthy?
If oil is something that is naturally produced by our scalp, is oily hair healthy? That’s a good, reasonable question. Well, it’s neither healthy nor unhealthy. Your hair does need oil to be healthy, however, too much oil can lead to buildup, which can lead to limp, dull hair. Oily skin can also lead to a condition called seborrheic dermatitis—dandruff. In this case, the excess oil can irritate the skin, and a cycle of itchiness and inflammation can set in.
What is the best hair routine for oily hair?
The best hair routine for oily hair is one that help your hair feel less greasy without totally stripping it of your natural scalp oils. These oils protect the hair and support a healthy scalp. You want them; you just don’t want them to weigh you down. Here are some of the most important steps in building a healthy hair routine focused on how to stop greasy hair.
Change your washing habits
When it comes to a washing routine for an oily scalp, there may be some trial and error. Depending on hair type, your oily hair may be a response to too much or too little washing. Some folks may need to wash daily, while others can be on a weekly washing schedule.
Shampoo the right way
For a proper oily hair routine, it is essential to shampoo your hair the right way. Use only a small amount, working it first into your roots and scalp. Don’t use your nails so as to avoid additional friction or irritation, which could cause more oil production. Let the shampoo flow down from roots to ends.

Condition with care
You don’t want to weigh down your hair with too much conditioner, so apply it only to the ends and be sure to rinse thoroughly, though not aggressively.
Use the right products
Use products formulated for your hair type and texture, and also based on your lifestyle. You may need something stronger or milder. We’ll get into more specifics about hair products for an oily scalp.
Clean your brush and styling tools
If you’re putting in all this effort to wash your hair properly, make sure you’re cleaning your hairbrush. You don’t want to brush old styling products and residue back into your clean hair. That goes for all your styling tools, too.
Hair products for an oily scalp
When it comes to choosing hair products that can help stop greasy hair, consider professional-grade products specifically formulated to do so. , for example, is meant for oily scalps needing immediate and lasting volumizing benefit. It provides 72 hours of oil control after just one use, 30º root lift, and 89% less sebum on the scalp, based on instrumental tests. Thanks to its Peel Technology, it gently exfoliates the scalp and absorbs excess oil.

Finding your own oily hair routine
The oil in our hair is perfectly normal and healthy, but if you’re asking how to stop greasy hair, hopefully this article empowers you to make better choices for your hair and scalp.