... ulingosum L.Bilberry is a relative of the blueberry, and its fruit is commonly used to make pies ... Asia. What It Is Used For:Historically, bilberry fruit was used to treat diarrhea, scurvy, and other ... conditions.Today, the fruit is used to treat diarrhea, menstrual cramps, eye ... , including diabetes. How It Is Used:The fruit of the bilberry plant can be eaten or made ...