What is maqui powder grown wild in the rainforests of chile and argentina the maqui berry was traditionally used by natives as a natural medicine finely milled into a convenient powder the dark purple berries are known to contain more antioxidants than any other food discovered on earth making them an ideal addition to any diet certified organic by the soil association why use maqui powder rich in vitamin c maqui powder is an excellent source of fibre as well as providing a source o