The following four health foods can effectively prevent urinary tract infections

1 recommended D-mannose

D-Mannose is a six-carbon monosaccharide found in natural fruits such as cranberries, blueberries, oranges and peaches. It is involved in many important reactions, such as immune regulation and anti-inflammatory. 尿道炎 病徵Mannose has a similar mechanism of action as cranberry in preventing inflammation of the urinary tract. It can block the bacterial adhesin of harmful bacteria and prevent them from adhering to the epithelial cells of the urinary tract. Clinical trials have pointed out that 2 grams of D-mannose per day can effectively prevent the recurrence of urinary tract infections after 6 months, and the effect is no less than that of Nitrofurantoin, an antibiotic commonly used to treat urinary tract infections. Therefore, in addition to looking for d-mannose in dietary supplements, one should also pay attention to whether the daily intake can effectively prevent 2 grams of urinary tract infection.

Further reading

3 kinds of effects and side effects of D-mannose (women must see)


Cranberry is rich in a variety of polyphenol compounds, the most important of which is A-type proanthocyanidin (A-type pACs). A-type pACs can prevent pathogenic Escherichia coli from adhering to urothelial cells. And help keep the urethra healthy. [1]. In addition, the literature further pointed out that compared with cranberry extract, trimethoprim, an antibacterial drug commonly used to treat urinary tract infections, there is not much difference in the effectiveness of the two in preventing urinary tract infections. But trimethoprim has relatively greater side effects [5]. Literature review confirms that cranberry extract is indeed effective in preventing urinary tract infections.

Further reading

4 benefits and side effects of cranberry (beware of stones!)


probiotics can not only improve gastrointestinal health and enhance immunity, but also play an important role in preventing urinary tract infections. Studies have pointed out that healthy Lactobacilli have a strong inhibitory effect on Escherichia coli (E. Escherichia coli). Lactobacilli can bind to urothelial cells to inhibit the growth of pathogenic bacteria and prevent harmful bacteria from adhering to the urinary tract. In terms of the types of lactic acid bacteria, Lactobacillus plantarum (L. plantarum), Lactobacillus paracasei (L. paracasei), Lactobacillus rhamnosus (L. rhamnosus), Lactobacillus fermentum (L. fermentum), Lactobacillus reuteri (L. Reutei) and Lactobacillus acidophilus (L. acidophilus), in clinical literature have shown certain effects on the inhibition of harmful bacteria and the prevention of urinary tract infections.

Vitamin C

Vitamin C is one of the essential nutrients for the body. It has certain effects on maintaining skin health, improving immunity, anti-oxidation, and relieving high blood pressure. (For details, please refer to “7 Functions and Side Effects of Vitamin C” (point 6) Super important epidemic prevention must-read)” this article). In terms of the effectiveness of preventing urinary tract infections, studies have shown that vitamin C will acidify the urine and convert the nitrite in the urine into nitric oxide, which is toxic to bacteria, so it can be effective Reduce the amount of harmful bacteria. In addition, taking 100 mg of vitamin C daily for three consecutive months can reduce the risk of urinary tract infection by more than half.

related articles:

Urinary tract infections are common in women and men

What is urethritis?

What is inflammation of the urinary tract?


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