Interesting facts about the mango. A fully ripe mango is high in Vitamin A (beta-carotene), which is a cancer-fighting agent, Vitamin C, Vitamin B1, and B2, niacin, potassium, iron and fiber. Green mangoes have a higher proportion of Vitamin C. Mangoes are good for the kidneys, digestive system of the body and the skin. It relieves clogged skin pores, reduces cysts, excess body heat and fever.” Related links: Frutikas Distributing. National Mango Board. Fruits & Veggies more matters.