Cranberry and urinary tract infection.

Around 60% of women experience at least one urinary tract infection (UTI) during their lifetime, of whom up to 20% will experience recurrence. UTIs are also common in older people, children and in those with neurological abnormalities such as spina bifida. Patients are increasinglyasking healthcare professionals about the value of taking products containing cranberry (Vaccinium macrocarpon), either as juice or a supplement, for the prevention or treatment of UTIs. What advice should they be given?