Private hair & scalp clinic · Established 200701473 400049

Clinic journal

An itchy, flaky scalp: why the cause matters

Understand how dandruff, seborrhoeic dermatitis and scalp psoriasis can differ, and when a persistent itchy scalp needs assessment.

Flakes on your shoulders can be frustrating, but flaking is a symptom rather than a diagnosis. Looking at the scalp, the pattern of the problem and any other skin symptoms helps establish what may be happening.

Dandruff is common

Dandruff can cause visible flakes and itching. It is not contagious and is not caused by poor hygiene. The NHS suggests trying a suitable anti-dandruff shampoo and speaking to a pharmacist about its use.

If symptoms remain after at least four weeks, or the scalp is very itchy, red or swollen, the NHS recommends seeing your GP. Symptoms affecting the face or other areas also deserve attention.

What is seborrhoeic dermatitis?

Seborrhoeic dermatitis can affect the scalp and other areas such as the eyebrows or sides of the nose. It may cause flaking, irritation and soreness, with colour changes that look different on different skin tones.

The British Association of Dermatologists describes it as a recurring condition. Treatment aims to control symptoms; a return of symptoms does not necessarily mean that treatment was inappropriate.

Could it be psoriasis?

Scalp psoriasis can cause itchy, sore, scaly patches. Appearance can vary with skin tone, and the condition may also affect other parts of the body or the nails. It needs an individual approach rather than an assumption that every flaky scalp is dandruff.

A considered assessment in Ipswich

At the clinic, we will ask about where the problem occurs, whether it comes and goes, the products you use and what you have already tried. Examination helps us decide whether supportive scalp care, medical treatment or referral is the appropriate next step.

You do not need to identify the condition yourself before making an enquiry. On the appointment request form, select “Scalp” or “Both hair and scalp” and let us know whether the concern is new, ongoing or recurring.

Sources & further reading

Sources checked: 1 November 2026. General information; individual advice is given following assessment.

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