- Cosmetic composition containing retinol and dioic acid
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A composition for topical application to human skin in order to promote the repair of photo-damaged skin and/or to reduce or prevent the damaging effects of ultra-violet light on skin and/or to lighten the skin comprising retinol or a derivative thereof and a dioic acid.
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- Therapeutic compositions comprising unsaturated dioic acids or derivatives thereof
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Disclosed are certain novel polyunsaturated dioic acids having between 8 and 16 carbon atoms (inclusive), excluding those compounds in the group consisting of: 2,5 octadienedioic acid; 1,7 octadienedioic acid; 2,4,6 octatrienedioic acid; and 1,3,5,7 nonatetraenedioic acid; 2,5,8 decatrienedioic acid; 3,6 dodecadienedioic acid; 3,13 hexadecadienedioic acid. Also disclosed are pharmaceutical or cosmetic compositions comprising unsaturated dioic acids and certain of their derivatives. Also disclosed are methods of treating human skin and a method of preparing unsaturated dioic acids.
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