The next skincare revolution could start with your immune system

Moisturisers, sunscreens and anti-ageing creams are usually sold on familiar promises: to keep water in the skin, strengthen its protective barrier, protect against sun damage or reduce visible signs of ageing. These functions remain central to healthy skin.

Researchers are now taking a broader view. The skin is also an active immune organ whose cells detect possible threats, send signals and help organise repairs. It is also home to…

© La Conversation - lundi 20 juillet 2026