Fecha de publicación: 08/03/2012 Fuente: WIPO "propolis" PURPOSE: A propolis-soluble fraction with improved scent and a method for preparing the same are provided to treat acne and wrinkles. CONSTITUTION: A method for preparing propolis soluble fractions of improved scent with anti-acne and anti-wrinkling effect comprises: a step of drying and pulverizing propolis; a step of dipping the propolis in liquid containing hexane and chloroform or ethyl acetate; a step of filtering to remove solvent fraction; a step of dipping residues in ethanol; and a step of isolating the fraction and decompressing. COPYRIGHT KIPO 2012