Instead, your doctor can prescribe antibiotics to fight the infection. If you do notice any side effects from taking cranberry supplements, you should discontinue use.
You can also talk to your doctor about potential alternatives to cranberry supplements and if they believe you need them. Nutrition Nutrition Basics Vitamins and Supplements. Claudia is a registered dietitian with a PhD in physical activity, nutrition and wellness. She is an expert in intuitive eating and nutrition science. Jenna Fletcher. Jenna Fletcher is a writer specializing in health and wellness. She has a background in the fitness industry with experience teaching group fitness and working as a personal trainer.
Her writing has been published across the web on many leading health and wellness, medical, and women's sites. Video of the Day. There have also been a few reported cases of cranberry supplements increasing the effects of the blood-thinning drug Warfarin, so it is important to consult your doctor or pharmacist before starting any new supplements 54 , Cranberry pills are relatively safe but may cause stomach upset in some people.
Anyone with a sensitivity or allergy to salicylates, a history of kidney stones or those taking the blood-thinning drug Warfarin may want to avoid cranberry supplements.
In general, research has found that taking —1, mg of dried cranberry powder per day prevents urinary tract infections. Moreover, 1, mg of dried cranberry juice powder can reduce oxidative stress 11 , 23 , 56 , Newer research has focused on the concentration of proanthocyanidins, as they are one of the main active ingredients in cranberry pills.
There is no official recommended dosage for cranberry pills, but taking at least mg of powdered cranberry or 36 mg of proanthocyanidins per day appears to prevent urinary tract infections. Cranberry pills are a great option for people who want to experience some of the health benefits of cranberries without having to eat them every day.
They are packed with antioxidants and can help reduce the frequency of urinary tract infections in some people. Also, they may promote heart health, improve blood sugar control, boost immunity and protect against cancer, cavities and stomach ulcers. Cranberry pills may be worth a try for those who get frequent urinary tract infections or want some extra antioxidant support.
Berries taste great and may have many health benefits, including preventing and reducing symptoms of chronic disease. Here are 8 of the healthiest…. The cranberry is a popular type of berry, high in nutrients and antioxidants. It has many health benefits, and is usually consumed as cranberry juice. Drinking cranberry juice might offer health benefits. Antioxidants are incredibly important, but most people don't really understand what they are.
This article explains it all in human terms. Overall, Wing said, cranberry may be better for prevention than for treatment. To treat a UTI, she said, people should consume cranberry products daily and in frequent doses throughout the day, which may be very hard to do.
She also noted that other compounds in cranberries might work with proanthocyanidins to treat UTIs. For this reason, it may be more effective to take supplements made from cranberry juice rather than other extracts. A Belarussian woman holds a bucket with cranberries in a marsh near the village of Borki, some km miles southwest of Minsk September 24, Interested in AAFP membership? Learn more. Address correspondence to Darren M. Lynch, M. Reprints are not available from the author. The author indicates that he does not have any conflicts of interest.
Sources of funding: none reported. Nova Scotia Department of Agriculture and Fisheries. Cranberry facts and pointers. Siciliano AA. HerbalGram ;—4. Accessed online October 14, , at: www. New York: Haworth Herbal Press, Sobota AE. Inhibition of bacterial adherence by cranberry juice: potential use for the treatment of urinary tract infections. J Urol. An examination of the anti-adherence activity of cranberry juice on urinary and non-urinary bacterial isolates. Inhibitory activity of cranberry juice on adherence of type 1 and type P fimbriated Escherichia coli to eucaryotic cells.
Antimicrob Agents Chemother. Anti-Escherichia coli adhesin activity of cranberry and blueberry juices. N Eng J Med. Inhibition of the adherence of P-fimbriated Escherichia coli to uroepithelial-cell surfaces by proanthocyanidin extracts from cranberries.
N Engl J Med. Schaeffer AJ. Recurrent urinary tract infection in the female patient. Urinary tract infection: self-reported incidence and associated costs. Ann Epidemiol. Cranberries for treating urinary tract infections. Cochrane Database Syst Rev. Reduction of bacteriuria and pyuria after ingestion of cranberry juice.
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