An itchy scalp can be irritating and even painful, depending on the cause. There can be several triggers, such as various forms of dermatitis or reactions to certain hair products.
Experts consider it a common condition — one study found 25% of participants reported an itchy scalp.
It can be difficult to diagnose what causes an itchy scalp. Understanding the symptoms and treatments associated with the possible causes can help people better understand and address their symptoms.
Keep reading to learn more about the various triggers of an itchy scalp and how to treat them.
The following are some of the most common factors that can lead to an itchy scalp:
The most common cause for an itchy scalp, seborrheic dermatitis (SD) is a condition that affects the parts of the body that are rich in oil-producing glands, such as the scalp, face, and back.