All tea types usually carry antioxidants and have been beneficial to our health..
As for Rose tea it has been proven to behold many medicinal properties. According to here, tea can contain healthy doses of vitamins C, D, K, E as well as the necessary organic acids to help strengthen and maintain you body's digestive system.
With such a high in-take for vitamins, this means that Rose hip tea contains high levels of vitamin C which helps the body fight off colds and flu germs and viruses (always seek a doctor's advice for further details). That's because the rose hip fruit parts are the ones which contain more vitamin C levels than fresh citrus fruits, like oranges or grapefruits.