Fecha de publicación: 06/08/2003 Fuente: WIPO "miel" The invention concerns the use in a composition or for preparing a composition of the association of at least a carotenoid with provitamin A activity and of at least a carotenoid without provitamin A activity, the association or the composition being designed to treat cutaneous symptoms of ageing, particularly degradation of the skin and/or of mucous membranes by inhibiting the activity and/or the expression of collagenases and by increasing collagen synthesis.