Abstract:
PROBLEM TO BE SOLVED: To provide a method for simultaneous protection of human and animal hair and skin against UV radiation and oxidative damage.SOLUTION: The invention relates to simultaneous protection of human and animal hair and skin against UV radiation and oxidative damage by administering as cosmetic compositions benzotropolone derivatives presented in the following formula: [R, R, and Rare H; Rand Rare H or alkyl; Ris COORor CONRR; Rand Rare H or alkyl; Ris H, hydroxy, alkyl, or hydroxyalkyl; Ris H and hydroxy, alkyl, alkoxy or a monosaccharide, disaccharide, or oligosaccharide residue linked in a α- or β-mode to a benzotropolone ring system; the residue is hexose or pentose subunits].