Of the wild berries, cranberries are the last to ripen. Cranberries can be picked until the snow comes and in the spring from under the snow. Although the nutritional values of cranberries picked in spring have decreased, the acidity has decreased and the sugar content has increased.
Cranberry has played an important role in folk healing and has been used for many ailments. The phenolic compounds contained in cranberries destroy bacteria. Cranberry is believed to help, among other things, with urinary tract infection.
Cranberry is rich in fiber and is a good source of vitamin C.