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

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Synopsis

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

Hawthorn (Crataegus species) has a long history of use in traditional European herbal medicine, especially for supporting the cardiovascular system. More recently, scientific studies have investigated its effects on various aspects of cardiovascular health, including its influence on blood vessels such as capillaries. The primary active constituents in hawthorn are flavonoids and oligomeric proanthocyanidins, which have demonstrated antioxidant and vasoprotective properties in laboratory and animal studies.

Research suggests that hawthorn extract may help strengthen blood vessel walls, improve microcirculation, and reduce capillary permeability and fragility. Some clinical studies have shown benefits for conditions involving poor peripheral circulation and chronic venous insufficiency, which indirectly support capillary health. However, most human research has focused on its effects in heart failure and general cardiovascular function rather than directly on capillaries. The evidence for direct benefit to capillaries in humans is promising but not conclusive, and most findings are extrapolated from studies on vascular endothelial function and animal models.

In summary, while traditional use and scientific studies both support hawthorn’s role in vascular health, the specific evidence for capillary support in humans is moderate, warranting a rating of 3. More targeted clinical research would be needed to rate the evidence higher.

More about hawthorn
More about Capillaries

Other body systems supported by hawthorn

Arteries
Arteries
Blood
Capillaries
Circulatory System
Heart
Veins