Dry skin on the head and scalp: what to know

Scalp dryness may feel tight or rough and can produce small, light flakes. Cold or dry air, hot water, frequent washing, fragranced products and harsh hair treatments can strip surface oils and irritate the barrier. Scratching can then create soreness and more visible scaling.

Dryness can also occur with a skin condition. Asteatotic eczema may cause dry, cracked skin; atopic dermatitis can bring itch and sensitivity; psoriasis may produce thicker, well-defined scale. Flaking alone cannot identify which cause is present, and scalp dryness does not by itself mean that you have one of these conditions.

A clinician may ask whether the scale is greasy or dry, whether redness or plaques are present, and whether other areas such as the ears, eyebrows or elbows are affected. This helps distinguish simple irritation from inflammation or another scalp problem.

Wash with lukewarm rather than hot water and choose a gentle, fragrance-free cleanser. Rinse thoroughly, pat the scalp and hairline dry, and avoid vigorous rubbing. Pause products that sting, burn or leave the scalp increasingly tight.

Apply a suitable moisturising product to dry skin around the hairline and other accessible areas. A dermatologist or pharmacist can help you choose an option that is appropriate for the scalp and your hair type; emollient therapy is one approach used to support the skin barrier. Avoid putting thick products on broken skin without advice.

Try not to pick or scratch flakes. Keep nails short, and note which products, weather changes or washing habits make symptoms better or worse. If scaling remains despite gentle care, arrange an assessment rather than repeatedly changing treatments.

Arrange a medical review if dryness continues, returns frequently, or interferes with sleep or daily activities. Assessment is also sensible when there is marked redness, thick scale, painful cracking, oozing, crusting, bleeding, patches of hair loss or tender swelling.

Seek prompt care for rapidly worsening swelling, spreading warmth, pus, fever, or severe pain. These features can signal infection or a more active inflammatory problem and should not be managed by scratching or home moisturiser alone.

Ask what is most likely causing the scaling, whether the hairline or nearby skin shows signs of inflammation, and which cleanser or moisturiser suits your scalp. You can also ask how long to try the plan, which symptoms should prompt earlier review, and whether a medicated treatment is needed.