As for this invention, being manner for beauty care disposal of the skin,- Group A of chemical compound or the chemical compound which at least can show one which is separation after the thing andA the condensation which condense with in situ reactivity functional group F, and- With the reactionA with the functional group F covalent binding or physical (ionicity, hydrogen) the cutoff medicine C which includes the reactivity functional group F which, canC form join cuts off ULTRAVIOLET RADIATION lightingIt regards the manner which includes the application to the skin.本発明は、皮膚の美容的処置のための方法であって、-in situで縮合すること及び縮合後に遊離である少なくとも1つの反応性官能基FAを示すことができる化合物又は化合物の群A、並びに-官能基FAとの反応によって共有結合又は物理的(イオン性、水素)結合を形成することができる反応性官能基FCを含む、UV照射を遮断する遮断剤Cの皮膚への適用を含む方法に関する。