The Advanced Youth Watery Oil is the fruit of more than 10 years of research dedicated to honey and its repairing powers. Highly effective, it allows the skin to repair itself 9 times faster*. Skin is visibly plumped-up, smoother and more radiant.From 8 hours, the skin fully recovers.Made using our unique formulation know-how, its surprising texture offers the richness of an oil, the lightness of a lotion and the power of a serum. Made from 95% naturally-derived ingredients**, its formula, enriched with efficient microbeads, works immediately to moisturise the skin without weighing it down.Its Dynamic BlackBee Repair technology combines the most powerful bee products, selected by Guerlain Research: the exceptional Black Bee honey from Ouessant Island (Brittany, France), enriched with three other honeys from unspoilt islands (Corsica, Ikaria and land) and an exclusive royal jelly.The skin looks stronger, healthier, visibly younger.Use it morning and evening on the face and neck before the Double R Renew & Repair Serum or the cream. Shake the bottle before use.*Instrumental test, 20 volunteers, 2 applications per day, after 3 days**Calculation based on the international ISO standard 16128, including water. The remaining 5% contribute to optimizing the formula's integrity over time and its sensorial texture.