What it is: A ceramide-powered serum that combats stressed, strained skin to help rebuild the natural protective barrier.Who it's for: Stressed or dry skin types.What it does: if the skin suffers from a weakened protective barrier, external factors can easily affect it every day and put it under enormous strain. This ceramide serum help combat stressed, strained skin with a powerful active-ingredient combination containing ceramides and 2% niacinamide to help the skin build an intact skin barrier. How to use: Use after cleansing. Shake the ampoule before use. Wrap a tissue around the neck of the ampoule, grasp it firmly and, with a sharp movement, snap it open at the lower, colored ring. Alternatively, use the enclosed ampoule opener. Pour the concentrate into the palm of your hand and then smooth over your face, neck and décolletage. Pat gently and follow with a moisturizer. Always apply the entire contents of the ampoule. Use daily for seven days. 7 ampoules (0.06 oz. each) Silicone-free; paraben-free Made in Germany