1.2.Cranberry products Cranberries have been used in the prevention of UTIs for many years. Cranberries contain two compounds with antiadherence properties that prevent fimbriated Escherichia coli from adhering to uroepithelial cells in the urinary tract (10). A recent review of 24 studies showed that the use of various cranberry products may have a small benefit for women with recurrent UTIs, although differences were not statistically significant (11).