The fruit also has health promoting flavonoid poly phenolic antioxidants such as lutein, cryptoxanthin, and zeaxanthin in significant amounts. These compounds help act as scavengers against oxygen-derived free radicals and reactive oxygen species (ROS) that play a role in aging and various disease processes.
Zeaxanthin, an important dietary carotenoid selectively absorbed into the retinal macula lutea where it is thought to provide antioxidant and protective UV light-filtering functions.