Avène Hydrance Boost Concentrated Hydrating Serum provides intense, immediate and long-lasting* hydration. Provides up to 48 hours** hydration to dehydrated sensitive skin.
Its unique combination of hydrating ingredients provides a fresh, light water-infused texture, which revitalises thirsty skin***:
Hyaluronic Acid: water binding to improve hydration
Vitamin B3: strengthens the skin barrier

This hydrating serum has an ultra-light, fresh and non-sticky texture that melts onto the skin. It works as a hydration booster to illuminate and smooth the skin***. The skin’s water balance is restored, leaving skin feeling soft, comfortable, soothed and supple***.

Up to 48 hours hydration**
Provides immediate and long-lasting hydration***
Restores skin balance and boosts hydration***


*Evaluation of the Moisturizing Effect of a Serum and of the Persistence of this Effect after Repeated Applications, Compared to an Untreated Control Area on 33 subject for 9 days.
**Evaluation of the Moisturizing Effect after a Single Application of Cosmetic Products on 33 subjects, Single Application for 48 hours.
***Hydrating Serum – Home Use Test on 100 subjects, at least once a day for 10 days. pp. 49, 50