Dry scalp is often a sign the skin’s natural moisture defences are damaged.
In healthy skin, the outer cell layers are arranged like a brick wall and they work to keep moisture locked in so your body stays properly hydrated.
But when the scalp becomes irritated, that structure becomes weakened, allowing essential moisture to escape and the skin on the scalp can dry out.
How to treat dry scalp
When your scalp is dry, an effective treatment needs to do two things:
A good dry scalp shampoo does exactly that.
By delivering a boost of moisture to the scalp, it treats the symptoms and by helping to treat dandruff too, it helps to prevent further damage to the skin, so your body can repair the damage more effectively.
More expert tips and advice about dry scalp: