Unused SEALED IN BOX! RETAIL $229 3.38 OZ. This radiance boosting face serum strengthens the skin's protective moisture barrier for a healthy glow. Formulated with Bifidus Prebiotic, Advanced Génifique helps strengthen the skin barrier to lock in hydration and defend against external aggressors including pollution and dry weather. WHAT IT IS: This hydrating serum Improves elasticity and betters the appearance of fine lines caused by dehydration or due to thinning skin, which can eventually deepen into wrinkles WHAT IT DOES: After 1 drop: Accelerates the skin surface barrier recovery for stronger skin. After 7 days: Visibly hydrates, plumps, evens tone and reduces the look of fine lines & wrinkles for healthy, radiant-looking skin. INGREDIENT HIGHLIGHTS: Bifidus Prebiotic. Hyaluronic Acid. Vitamin C.