The fruit of the inimitable formulating expertise of Guerlain laboratories, the Youth Oil-Water Serum, with its proven pro-penetrating texture, reaches the bases of the epidermis for a powerful anti-aging action from the first drops.
It is scented with a sun-drenched nectar by Thierry Wasser, perfumer at Maison Guerlain: honeyed, fresh and light notes.
A new clinically proven effectiveness: immediate and long-lasting effectiveness.

Benefits:

AFTER THE FIRST DROP: Deep repair¹ Reinforcement of the barrier.
AFTER ONE HOUR: Skin is radiant with youth -25% wrinkles². +124% hydration³.
AFTER 1 MONTH: Signs of aging are visibly corrected, notes the panel⁴: +48% smoother. +48% more elasticity. ¹ In the epidermis. ² Instrumental test carried out on 31 women measuring the length of wrinkles after one application. ³ Actual test carried out on 15 women after one application. ⁴ Self-assessment carried out on 40 women with 2 applications per day.