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Sophora japonica Extract - How Quercetin Works for Health

Updated: Jul 25

Quercetin is a natural flavonoid commonly found in vegetables, fruits, or nuts. In recent years, with the continuous discovery of the important biological activities of quercetin, more and more scientists have begun to pay attention to the application of quercetin in the field of human health.


With Sophora japonica as plant material, Sophora japonica extract contains a lot of quercetin. What are the effects of quercetin on health:


1. Antioxidant

Quercetin is a strong antioxidant in nature, its antioxidant capacity is 50 times that of vitamin E and 20 times that of vitamin C.

Sophora japonica extract - quercetin


2. Anti-inflammatory

Quercetin can reduce the release of inflammatory mediators by regulating NF-κB, inhibiting the production and gene expression of TNF-α and the expression of inflammatory mediator genes.


3. Protect the cardiovascular system

Sophora japonica extract-quercetin protects cardiovascular function in five aspects: dilating blood vessels, lowering blood pressure; preventing and treating coronary heart disease; reducing myocardial hypertrophy; inhibiting vascular smooth muscle cell hypertrophy;


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