Relationship: Capillaries and quercetin

Evidence supporting the use of: Quercetin
For the body system: Capillaries

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Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Quercetin is a flavonoid found in many fruits and vegetables and is often promoted for vascular health, including support of capillaries. Scientific studies provide a moderate level of evidence for its use in this context. Quercetin’s primary mechanisms of action involve its antioxidant and anti-inflammatory properties. Research has shown that quercetin can help stabilize capillary walls, reduce capillary permeability, and protect endothelial cells from oxidative damage. Some in vitro and animal studies have demonstrated that quercetin can reduce microvascular leakage and improve capillary resistance. For example, research published in Phytotherapy Research and other journals indicates that quercetin supplementation may reduce capillary fragility and improve microcirculation in certain models.

However, while laboratory and animal studies are promising, clinical trials in humans are limited and show mixed results. Some small studies suggest benefits for individuals with chronic venous insufficiency or related conditions, but large-scale, high-quality clinical trials are lacking. Quercetin is also a traditional component in herbal formulas used for vascular health, but its modern use is primarily based on scientific rationale rather than longstanding traditional use.

In summary, there is moderate scientific support for quercetin’s use in supporting capillary health, particularly due to its antioxidant effects and potential to stabilize blood vessel walls, but further human studies are needed for stronger validation.

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More about Capillaries

Other ingredients that support Capillaries

alpha-glycosyl isoquercitrin
anthocyanins
apple
astragalus
bilberry
black currant
blueberry
butcher's broom
Chinese salvia root
chokeberry
citrus bioflavonoids
fish oil
flavonols
garlic bulb
ginkgo biloba
gotu kola
grape
onion
hawthorn
hesperidin
horse chestnut
Japanese sophora
l-arginine
nattokinase
orange
phenolic acids
pine bark
quercetin
rutin
vitamin B
vitamin C
vitamin E
vitamin K
water
capsicum
lingzhi
yarrow
yarrow
prickly ash
sodium salt
terpene lactones
polyphenols
purslane
shepherd's purse
herbal blend (proprietary)
cayenne pepper
ashitaba
Asiaticoside
Aronia melanocarpa
Aescin
anthocyanidins
anthocyanosides
Apocynin
Astragalin
Baikal Skullcap
Baicalein
Benfotiamine
berry
Bioflavonoids
Coumarin
Centella triterpenes
Cyanidin
Citrus
Centella asiatica
Coca
Capers
cypress
Cranesbill
Collinsonia
Diosmin
Danshen
Delphinidin
Dextran
Diosmetin
epicatechin
Erigeron
Eicosapentaenoic Acid
Escin
Flavonoids
Flavonones
Periwinkle

Other body systems supported by quercetin

Arteries
Blood
Brain
Capillaries
Circulatory System
Gastrointestinal Tract
Heart
Immune System
Intestinal System
Joints
Lungs
Mitochondria
Prostate
Respiratory System
Sinuses
Skin
Veins

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Evidence supporting the use of: Quercetin
For the body system: Capillaries

Table of Contents

Synopsis

Other ingredients that support Capillaries

Other body systems supported by quercetin

Products containing quercetin

Health Concerns

Brands

Evidence supporting the use of: QuercetinFor the body system: Capillaries

Table of Contents

Synopsis

Other ingredients that support Capillaries

Other body systems supported by quercetin

Products containing quercetin

Evidence supporting the use of: Quercetin
For the body system: Capillaries