What it is: A revolutionary age-defying serum that helps significantly reduce the appearance of fine lines and wrinkles.What it does: This renewing serum increases skin thickness and density and restores your skin's youthful appearance. How to use: Apply 2–4 drops to clean skin on your face and neck nightly. It provides intense repair to your skin while you sleep. This serum is good for 16 months after opening. 0.5 oz. Fragrance-free; alcohol-free; oil-free; preservative-free This product meets Nordstrom Sustainable Sourced Ingredients criteria: ingredients are sourced through green biotechnology or green chemistry