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Honghao Herb

Quercetin Powder Sophora Japonica Extract

Quercetin Powder Sophora Japonica Extract

Honghao Herb is a wholesale bulk supplier of quercetin powder bulk sophora japonica extract

Quercetin powder is a plant flavonol from the flavonoid group of polyphenols. Quercetin is found in many fruits, vegetables, leaves, seeds, and grains; red onions and kale are common foods containing appreciable amounts of quercetin.

Quercetin has a bitter flavor and is used as an ingredient in dietary supplements, beverages, and foods.


Product Name Quercetin Powder
CAS No 117-39-5
Specification 98%
Test Method HPLC
Appearance Yellow Fine Powder
Botanical Source Scphora Japonica L
Part Used Flower


1.Quercetin powder has good effect of expectorant, antitussive and antiasthmatic:
2.Quercetin powder decrease blood pressure and blood fat;
3.Sophora japonica extract 98% quercetin powder enhance the resistance of the capillaries and reducing fragility of capillary;
4.Quercetin powder sophora japonica extract can expand coronary arteries and increasing coronary blood flow and so on:
5.Sophora japonica extract quercetin powder mainly is used in the treatment of chronic bronchitis and it also has the role of adjuvant therapy in patients with coronary heart disease and high blood pressure.


  1. Convenient DHL, FEDEX, UPS and EMS service
  2. 5-10g sample for free


Quercetin Powder Sophora Japonica Extract

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