Explore our guides to scalp conditions including scalp psoriasis and seborrheic dermatitis with tips and advice from our experts.
Seborrheic dermatitis is essentially a more intense or extreme form of dandruff.
It’s a skin disorder that affects areas of the body where sebum – the natural oil produced by your skin cells – is produced, including:
It’s caused by the same factors that cause dandruff, responding with more extreme symptoms of flaky, itchy or redskin.
Psoriasis is a somewhat rare genetic condition causing dry, scaly skin that affects just 3% of people around the world.
Like dandruff, it causes an accelerated shedding of skin cells – usually grey or silver flaky patches on the skin, which are red and irritated underneath.
The areas affected by psoriasis can include:
Psoriasis has a genetic link and tends to run in families – about 30% of people with a close relative who has psoriasis develop the condition.