 have been shown and proven to lower serum cholesterol, which is the low-density lipoproteins. This is the bad ones. It also can clear the skin. It's been used externally and internally for the skin. Mangoes clear clogged pores, and they can eliminate pimples, which is a big deal for a lot of folks. Also, eye health. You know that one cup of sliced mangoes supplies about 25% of the needed daily value of vitamin A, which can promote good eyesight.