Help prevent wrinkles and strengthen the skin structure with Ray's anti-aging serum. Hyaluronic acid helps to strengthen the skin structure and hydrates intensely. Vitamin C and niacinamide (10%) help prevent skin aging and hyperpigmentation. Apply a few drops directly to your face every day in the morning and evening and spread evenly over your face and neck. after cleansing and before applying the Ray Day and Night Cream. Yuka Score: 100/100. Effect: Helps prevent wrinkles and strengthen the skin structure. Anti-aging and helps prevent hyperpigmentation. Niacinamide and vitamin C help prevent skin aging and hyperpigmentation due to the sun, stress or fatigue. Improves the skin barrier. Niacinamide is a form of vitamin B3 that ensures the production of ceramides and free fatty acids. These natural skin fats strengthen the skin barrier. In addition, vitamin C stimulates the production of collagen, which strengthens the skin. Hyaluronic acid also helps to strengthen the skin structure a