Cranberry Juice
Urinary tract infections (UTIs), bladder inflammation

Region
North America
Tradition
Native American traditional medicine (Haudenosaunee & Ojibwe)
Era
Pre-contact, undated
Science
Yes
Today
Widely Practiced Today
Instructions
Traditional logic
Believed to 'cleanse the bladder' and reduce internal urinary heat
Background & history
FACT-CHECK: origin & traditional use fully verified. Science corrected from 'Yes' to 'Partial' — modern clinical evidence is more mixed than often assumed; a 2012 Cochrane review found reduced benefit vs. earlier optimism, though a 2023 update found meaningful benefit specifically for women with recurrent UTIs.
Where it comes from
North America
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This is a historical and cultural reference, not medical advice. Many of these remedies have never been scientifically validated, and folk reasoning (humoral theory, “hot/cold” classifications, spiritual causation) reflects older explanatory traditions rather than modern medicine. Ratings reflect community opinion, not clinical evidence.
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