One of natures most powerful super foods an abundant source of proteins vitamins and antioxidants one of natures most powerful super foods the aai pronounced ah sigh ee tree originates from equatorial rainforests prized for its berries aai has been used for centuries by the people of the amazon basin extremely rich in antioxidants the aai berrys high levels of polyphenols and anthocyanins are crucial in neutralising free radicals thus helping to combat premature ageing the high