Cetraben emollient cream works by providing a layer of oil on the surface of the skin to prevent water evaporating from the skin surface moisturisers are helpful for all dry skin conditions particularly eczema and dermatitis which get worse when the skin is allowed to dry out use regularly to help restore the skins smoothness softness and flexibility by helping the skin retain moisture apply frequently to prevent the skin drying out in conditions such as eczema using a moisturiser regula