"Mangosteen is rich source of antioxidants and vitamins.The special antioxidants found in abundance that gives the fruit a superior edge,is a class of naturally occurring polyphenol compounds known as Xanthones.Mangosteen has two classes of Xanthones-alpha Mangosteen and gamma Mangosteen. The Mangosteen fruit is said to contain at least 20 known Xanthones,majority of which are found in the fruit wall or pericarp of the fruit.Xanthones work to reduce oxidative stress caused by free radicals. By damaging the free radicals,these antioxidants protect the body from various diseases,ranging from common Cold and flu,cancer risk and heart disorders"