Scientific Studies

Howell, 2024 Clinical study shows 100% soluble cranberry juice-based PAC effectively prevented adhesion of P-type and Type 1 E. coli while D-mannose’s anti-adhesion activity was notably limited. Link to view full … Continue reading

AUA/CUA/SUFU Guideline (2022) Panel Members Jennifer Anger, MD, MPH; Una Lee, MD; A. Lenore Ackerman, MD, PhD; Roger Chou, MD; Bilal Chughtai, MD; J. Quentin Clemens, MD; Duane Hickling, MD, MSCI; Anil Kapoor, MD; Kimberly S. Kenton, MD, MS; Melissa R. Kaufman, MD, PhD; Mary Ann Rondanina, Yahir A. Santiago-Lastra, MD; Ann Stapleton, MD; Lynn … Continue reading

Review published in The Cochrane Library, 2012 PLAIN LANGUAGE SUMMARY Cranberries (usually as cranberry juice) have been used to prevent urinary tract infections (UTIs). Cranberries contain a substance that can prevent bacteria from sticking on the walls of the bladder. This may help prevent bladder and other UTIs. This review identified 24 studies (4473 participants) … Continue reading

Thomas, 2017 Does cranberry have a role in catheter-associated urinary tract infections? Link to view full … Continue reading

Chughtai, 2016 Conclusion excerpt: Despite clinical trials showing the efficacy of cranberry in preventing urinary tract infections, the actual antiadhesion activity and concentration of active proantho- cyanidins in commercially available supplements is highly variable. In this study, several products contained virtually no active cranberry compounds. The clinical significance of this suggests that, although some are … Continue reading

Urell, 2008 Cranberry clinical evidence Link to view full … Continue reading

Lavigne, 2007 Link to view full … Continue reading

European Association of Urology, 2010 Link to view full PDF: Abstract: Over the last few years, an increase in the use of cranberry (C) has been noted for the following two reasons: i) the high number of UTIs has lead to increased antibiotic use and thus increased antibi- otic resistance; and ii) the main mecha- … Continue reading

Lavigne, 2007 This study evaluated the antibacterial efficacy of the consumption of cranberry capsules vs. placebo in the urine of healthy volunteers. A first double-blind, randomised, crossover trial involved eight volunteers who had followed three regimens, with or without cranberry, with a wash-out period of at least 6 days between each regimen. Twelve hours after … Continue reading

Uberos, 2012 Cranberry syrup vs trimethoprim in the prophylaxis of recurrent urinary tract infections among children: a controlled trial Link to view full PDF: … Continue reading

Botto Effectiveness of a cranberry (Vaccinium macrocarpon) preparation in reducing asymptomatic bacteriuria in patients with an ileal enterocystoplasty  Link to view full … Continue reading

Howell, 2021 Differences in Urinary Bacterial Anti-Adhesion Activity after Intake of Cranberry Dietary Supplements with Soluble versus Insoluble Proanthocyanidins Link to view full … Continue reading

Howell, 2010 Dosage effect on uropathogenic Escherichia coli anti-adhesion activity in urine following consumption of cranberry powder standardized for proanthocyanidin content: a multicentric randomized double blind study. Link to view full … Continue reading