Pure Quercetin Powder


Product Description

What is Pure Quercetin Powder?


Pure Quercetin Powder can be extracted from a variety of plants, such as sophora rice, onion, it is a very good expectorant, has a good expectorant cough, but also has a certain asthmatic effect. It also has the effect of anti-tumor, anti-inflammatory, reducing blood pressure, assisting coronary heart disease and hypertension patients. In clinic, quercetin is usually used for bronchitis and phlegmous inflammation.

Pure Quercetin Powder
Product Details


Chemical & Physical Properties

CAS Number 117-39-5 Density 1.3616 (rough estimate)
Molecular Formula C15H10O7 Molecular Weight 302.24
Melting Point 316.5 ℃ Boiling Point 363.28 ℃ (rough estimate)
Solubleness Insoluble in water; ≥15.1 mg/mL in DMSO; ≥3.28 mg/mL in ethanol Test Method HPLC

Structure of Quercetin

Function of Pure Quercetin Powder

Antioxidant function
Pure Quercetin Powder has strong antioxidant properties, can remove free radicals in the body, can not only participate in in vitro antioxidant, can inhibit DNA oxidative damage, but also in vivo by reducing the concentration of peroxide in tissues, protect tissues from oxidative damage.

Anticancer effect
On the one hand, flavonoids in quercetin can effectively inhibit the production of free radicals and reduce the incidence of gastric cancer. On the other hand, it can enhance the action of anti-cancer drugs and significantly improve their efficacy.

Cardiovascular protection
Quercetin can reduce blood pressure, enhance capillary resistance, reduce capillary fragility, dilate coronary artery and increase coronary blood flow, and has adjuvant therapeutic effect on patients with coronary heart disease and hypertension.

Antibacterial action
Quercetin has broad-spectrum antibacterial activity and can be used to prevent and treat various bacterial infectious diseases.

benefits of Quercetin

Application Areas

Due to its extensive biological activity and pharmacological effects, quercetin has broad application prospects in medicine, health care products, food additives and other fields, and can be used as an antioxidant in beverages, beverages, and meat processing products. It is used as a medicine for expectorating cough and treating chronic bronchitis.

OEM and ODM Services


KINTAI takes pride in offering OEM and ODM services, allowing clients to tailor products to their unique specifications. Our experienced team collaborates closely with partners to create bespoke formulations and packaging, ensuring a distinct market advantage.

Our Certifications


Our Certifications

About KINTAI


KINTAI's Pure Quercetin Powder exemplifies the culmination of scientific prowess and commitment to quality. Our professional-grade product, backed by a robust infrastructure and unparalleled expertise, caters to the diverse needs of the health and wellness industry. For inquiries or to explore our customizable solutions, reach out to us at info@kintaibio.com

About KINTAI

Production Process


KINTAI's Production Process

Packing And Shipping


Packing and shipping

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