Cranberry | Vaccinium macrocarpon

Best known for urinary tract health, Cranberry prevents infections by reducing bacterial adhesion to bladder walls. It supports bladder function, provides antioxidant protection, and helps manage inflammation.

Cranberry fruit for urinary tract infection prevention

Benefits & Uses

  • UTI Prevention: Inhibits bacteria (especially E. coli) from adhering to urinary tract walls.

  • Bladder Health: Reduces irritation and supports healthy urinary function.

  • Antioxidant Protection: Rich in flavonoids and polyphenols that reduce oxidative stress.

  • Astringent: Traditionally used for diarrhea, gum disease, and scurvy.

  • Anti-inflammatory: Helps reduce inflammation in the urinary tract and other tissues.

Form & Dosage

  • Juice: Unsweetened cranberry juice commonly used for urinary tract support.

  • Capsules/Tablets: Standardized extracts for concentrated UTI prevention benefits.

  • Dried Berries: Consumed as food, though added sugar reduces medicinal value.

  • Tincture/Extract: Liquid preparations available; follow product instructions.

Dosage varies; standardized extracts often studied at 300–400 mg twice daily.

Parts Used

Berries (fruit).

Precautions

  • Kidney Stones: High oxalate content may increase risk in susceptible individuals.

  • Medication Interactions: May affect blood thinners like warfarin.

  • Sugar Content: Sweetened cranberry products may reduce therapeutic value.

  • Pregnancy & Lactation: Generally safe in dietary amounts; use supplements with caution.

For more detailed information about the different ways to take herbs, consider taking a course at the HomeGrown Herbalist Online School of Botanical Medicine.

 

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