The well blended substances within the powder develop their full potential in the bath water, and induce sleep after a stressful day. * A complex of Vitamin E, Allantoin and Panthenol protects and provides beauty to the skin. The oily components of the powder leave your skin feeling smooth and silky after the bath. * Dresdner Herbal Bath Powders do not contain any preservatives, and are produced under the highest quality and control standards.