Fuente: WIPO "varroa" The invention discloses a composition for the treatment of bees against parasitic infestation such as Varroa destructor and Varroa Jacobsoni mite infestation. The composition comprises a mixture of Fenton's reagent(s) to operatively produce free radicals, and a bee attractant in a suitable solution. The Fenton's reagent and/or the concentration thereof are selected such as to be detrimental to the antioxidant defence metabolism of the parasite, and preferably complementary to the bee's metabolism. The invention extends to a method for the treatment of bees against said infestation; and a kit for administering said composition to the bee.