Fuente: WIPO "tomato" The invention relates to a composition comprising a certain polypeptide, glycerol and 1,3- propanediol, a process for producing a cosmetic or pharmaceutical formulation while using said composition and the use of said composition as a film former, to boost the sun protection factor of 5 UV light protection filter substances or to reduce the rinseability and/or the wear of a formulation from a surface.