Reduces the appearance of fine lines and wrinkles in as little as 5 weeks. Firms and moisturizes for softer, smoother skin. Can be used alone or under makeup. Coenzyme Q10 occurs naturally in the body to defend against the aging process. As you age, the amount of Q10 in your skin decreases. Eucerin helps to replenish this naturally occurring coenzyme which is vital to healthy skin. Together with antioxidant Vitamin E and sunscreen, it helps provide healthy looking skin.