Kate Somerville +Retinol, 30 ml, Skin Serums for Women, The Kate Somerville +Retinol face serum is a product full of active ingredients, meaning it provides absolutely luxurious care for your skin. Characteristics: Works whilst you sleep brightens prevents wrinkles restores freshness and youthful beauty to your skin restores skin elasticity How to use: Do not use in combination with products containing retinol. Dab an appropriate amount of the serum gently into clean skin with your fingertips. Avoid direct contact with the eyes.