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The Effectiveness of Cranberry for UTIs: A Natural Remedy Worth Considering


Urinary tract infections (UTIs) are a prevalent and often painful bacterial infection that can affect people of all ages, with women being more susceptible. UTIs typically involve the bacterial invasion of the urinary system, including the bladder and urethra, causing symptoms such as frequent urination, pain or burning during urination, and lower abdominal discomfort. The conventional treatment for UTIs has traditionally relied on antibiotics. However, growing concerns about antibiotic resistance have prompted the exploration of alternative preventive strategies, including the consumption of cranberry products.

The Cranberry Solution

A recent randomized, double-blind, placebo-controlled clinical trial sheds light on the potential benefits of cranberry consumption as a natural remedy for UTIs. The study involved women with a history of recent UTIs who were given a 240-mL serving of cranberry beverage daily for 24 weeks, with a placebo group for comparison. The primary outcome measured was the incidence density of clinical UTIs, with the results yielding some promising findings.

Positive Outcomes

The study revealed that cranberry consumption led to a significant reduction in the number of clinical UTI episodes compared to the placebo group. Specifically, there were 39 investigator-diagnosed UTIs in the cranberry group compared to 67 in the placebo group. This reduction remained significant even after adjusting for antibiotic use. Additionally, clinical UTIs with pyuria (the presence of white blood cells in the urine, indicative of infection) were significantly reduced in the cranberry group.

A Natural Preventive Measure

One of the most notable takeaways from this study is that the consumption of cranberry juice can serve as an effective natural preventive measure for UTIs, particularly in women with a history of these infections. The benefits extend beyond mere symptom relief, as cranberries appear to inhibit bacterial adherence in the urinary tract, reducing the risk of infection.


While antibiotics remain an essential tool in treating UTIs, the findings from this study highlight the potential of cranberry consumption as a complementary strategy for UTI prevention. By reducing the incidence of clinical UTIs and instances with pyuria, cranberries offer a natural and antibiotic-sparing approach to managing this common ailment. However, it is essential to consult with healthcare professionals before adopting any new preventive measure or alternative treatment.  (Your GP is the best person to talk to about the UTI). The use of cranberries as a preventive measure for UTIs offers a promising avenue for further research and a potential alternative to consider in the ongoing battle against antibiotic resistance.



Maki KC, Kaspar KL, Khoo C, Derrig LH, Schild AL, Gupta K. Consumption of a cranberry juice beverage lowered the number of clinical urinary tract infection episodes in women with a recent history of urinary tract infection. Am J Clin Nutr. 2016 Jun;103(6):1434-42. doi: 10.3945/ajcn.116.130542. Erratum in: Am J Clin Nutr. 2017 Aug;106(2):708. PMID: 27251185.

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