Evidence supporting the use of: Cassia bark
For the health condition: Urinary Tract Infections

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Synopsis

Source of validity: Traditional
Rating (out of 5): 1

Cassia bark (Cinnamomum cassia), commonly known as Chinese cinnamon, has a long history of use in Traditional Chinese Medicine (TCM) and other herbal traditions. In these systems, cassia bark is often included in formulas for its warming properties and believed ability to support the function of the kidneys and urinary tract. Historical texts and herbal compendia associate cassia with promoting the flow of urine and alleviating discomfort associated with urinary tract issues, but these uses are based on empirical tradition rather than modern scientific validation.

Scientific evidence supporting cassia bark for the treatment or prevention of urinary tract infections (UTIs) is quite limited. While some in vitro studies have shown that cinnamon extracts have antimicrobial properties against certain bacteria, including Escherichia coli (a common UTI pathogen), these findings have not been translated into robust clinical evidence specific to UTI outcomes in humans. No high-quality, large-scale human trials using cassia bark specifically for UTI prevention or treatment have been published. Thus, while cassia continues to be used in traditional herbal formulas, its use for UTIs is justified primarily by historical and cultural practice rather than by strong modern scientific data.

Given the lack of rigorous clinical studies, the evidence rating for cassia bark’s effectiveness in UTIs is low (1 out of 5), indicating that its use should be considered adjunctive or traditional, rather than evidence-based medicine.

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Aerva lanata
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Agrimonia pilosa
Agrimony
Akebia
Alchemilla
Alchornea
Alfalfa
Alisma
Allium tuberosum
Aloe vera
Amor seco
anamu
Angelica
anthocyanins
apple cider vinegar
arbutin
Aronia melanocarpa
asafoetida
asparagus
astragalus
aucubin
bacillus subtilis
bael
baicalin
baobab
barberry
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berberine
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Bergenia
bergenin
big quaking grass
birch
black currant
black gram
bottle gourd
buchu
carambola
cardamom
carvacrol
cassia bark
celery
chanca piedra
Cistus
Clerodendrum phlomidis
cloudberry
Coconut Water
Coin-leaf desmodium
coix
coriander
corn
cornsilk
couch grass
cranberry
Crinum latifolium
cubeb
cucumber
Cucurbita
currant
Cynodon dactylon
D-mannose
dandelion
Desmodium
dong quai root
dwarf morning glory
echinacea purpurea
elderberry
Euryale seed
fennel
fenugreek
fleabane
fruit blend (proprietary)
fu ling
Galium
goji berry
gokhru
goldenrod
goldenseal
gravel root
Graviola
green tea
Guazuma ulmifolia
heather
hibiscus
honeysuckle
horse gram
Houttuynia
hydrangea
hydroxyquinoline
Indian gum arabic tree
Java tea
Job\'s tears
juniper berries
Kachnar
knotgrass
knotweed
lactiplantibacillus plantarum
Lactobacillus
Lactobacillus acidophilus
Lactobacillus brevis
Lactobacillus casei
Lactobacillus crispatus
Lactobacillus fermentum
Lactobacillus gasseri
Lactobacillus jensenii
Lactobacillus paracasei
Lactobacillus pentosus
Lactobacillus plantarum
Lactobacillus rhamnosus
Lactobacillus salivarius
Lactococcus rhamnosus
Lespedeza capitata
lime
lingonberry
Lomatium
Long Buchu
Longleaf buchu
lophatherum leaf
Lophira lanceolata
Loranthus
Lysimachia
mannose
manzanita
Marsh Tea
Melon
Methenamine
Methyl arbutin
Mezoneuron benthamianum
Mormon Tea
Mulberry
Mung bean
okra
Oldenlandia diffusa
ophiopogon root
Ovate Buchu
Palo Azul
Pareira
Pata de Vaca
pau d'arco
Pedalium
Pedra hume
Pelargonium
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Phragmites
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purslane
pygeum
Pyrola
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Rosa laevigata
rosthorn snake gourd
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sage
Sambucus nigra
saponins
sarsaparilla
Scirpus
Semecarpus anacardium
sheep's sorrel
shepherd's purse
Shilajit
smilax
Spiny Restharrow
Stachytarpheta cayennensis
Stone Root
Swertia
Tannins
Taraxacum
Taraxol
Tribuloside
Vasicine
vitamin C
Watercress
Watermelon
Withanolides