<prompt> Rose sap is a natural source of vitamin C.Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C. Rose sap is a natural source of vitamin C.  <response>: Vitamini C inasaidia kupunguza uvimbe wa viungo na uharibifu wa tishu za viungo, wakati flavonoids na carotenoids zina mali kali ya antioxidant ambayo inalinda viungo kutokana na uharibifu zaidi. 