Professional Supply of 95% Quercetin Dihydrate CAS 6151-25-3, Chinese Herbal Medicine Extract Quercetin Dihydrate Powder

Professional Supply of 95% Quercetin Dihydrate CAS 6151-25-3, Chinese Herbal Medicine Extract Quercetin Dihydrate Powder

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•Product name: Quercetin dihydrate 95.0%hplc
•Also known as: Quercetin, taxifolin;(2r,3r)-3,3',4',5,7-pentahydroxyflavanone; (2r,3r)-Dihydroquercetin,dihydroquercetin, Apple extract, 3, 4, 5, 7-pentahydroxylflavone, dehydrated powder
•Molecular: C15H12O7
•Melting point: 305 ~ 315℃
•Product code: YG-PA012
•Botanical source: Sophorae Japonica
•Active ingredient: Quercetin dihydrate
•Certifications: ISO, HACCP, CQC, KOSHER, HALAL, GMP
•Specification:95.0% HPLC
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Product Details

With sophisticated technologies and facilities, strict top quality handle, reasonable value, exceptional support and close co-operation with clients, we are devoted to furnishing the ideal worth for Garcinia cambogia extract powder, Sleep Improvement Actives hs code, Nasturtium officinale leaf extract. The seamless connection of design, R&D and manufacturing ensures the continuous innovation of our products. We always believe that unified thinking, unified action and unified goal of the talent ladder training is the fundamental business operation of the enterprise. We hope that our employees will be loyal to the company, love the business, share the honor and disgrace with the company, and try to contribute their best to the development of the company. It is an important part of our sustainable development plan to fulfill the responsibility of environmental protection and promote the harmonious development of man and nature.

Product Instruction

◆ QuPure Quercetin Dihydrate Powder CAS 6151-25-3 is a flavonoid widely distributed in nature and usually exist in fruits, vegetables, leaves, grains and leafy greens, tomatoes, berries and broccoli. But the best Botanical Source is Sophora japonica L. Quercetin is a potent antioxidant and has anti-inflammatory activity, protecting cellular structures and blood vessels from the damaging effects of free radicals. It improves blood vessel strength. 

Chemical structure quercetin dihydrate

◆ Quercetin inhibits the activity of catechol-O-methyltransferase that breaks down the neurotransmitter norepinephrine. This effect may lead to elevated levels of norepinephrine and an increase in energy expenditure and fat oxidation. 

Pure quercetin dihydrate powder 98%

Sophora japonica L, is native to eastern China and Japan. Its beautiful white flowers make it a prized ornamental tree all over the world. It's also very beneficial to the circulatory system. Sophora japonica has a documented history of being used to promote optimal vein health and it's actually one of the fifty fundamental herbs in traditional Chinese medicine.

 Pure quercetin dihydrate powder  (3)

Specification of Quercetin dihydrate 95.0% HPLC









Yellow, crystalline powder







Mesh 80



Practically insoluble in water,   soluble in aqueous alkaline sol.



Melting point

305 ~ 315℃


Loss on drying

≤9.0% ~ 12.0%


Sulphated ash






Quercetin Dihydrate≥98.0%


Quercetin Dihydrate≥95.0%


Heavy Metals
















Total Plate Count

1000cfu/g Max



100cfu/g Max


E.Coli colonies/g

Negative (-)


Samonella colonies/g

Negative (-)


Pure Quercetin Dihydrate Powder CAS 6151-25-3 Benefits

◆ Dihydroquercetin is usually used as a raw material for high-grade foods. It is an extract of pine plant, larch pine, and golden plum tree. It is also a flavonoid plant compound with good whitening effect. Because it is a potent anti-oxidant drug, dihydroquercetin works well in skin whitening and firming effect.

◆ The medicinal action of dihydroquercetin is mainly reflected in the good antibacterial effect, and has strong antibacterial activity against Staphylococcus aureus, Escherichia coli and Salmonella typhi, and dihydroquercetin can also be used for anticancer. It is one of the vitamins that are effective in ensuring the healthy activities of human organs. It can improve the skin's own protective ability, and to some extent reduce the skin from internal and external radiation, viruses and other harmful substances. Effective protection.


Product Application

Quercetin has a good expectorant, cough, and some asthma, for the treatment of chronic bronchitis. lower blood pressure, increased capillary resistance, reduce capillary fragility, lowering blood pressure, expansion of coronary artery, increase coronary blood flow the role of adjuvant therapy for patients with coronary heart disease and high blood pressure.

◆ Applied in pharmaceutical field, it can be made into suppository, lotion, capsules, etc.

◆ Applied in health product field, it is mainly used in female health product.


Recommended dosage

◆ Dosages of Pure Quercetin Dihydrate Powder CAS 6151-25-3 used are in the range of 12.5 to 25mg per kg body weight, which translates to a range of 1,136-2,272mg daily consumption of quercetin when in isolation.

After years of continuous innovation and development, we have grown into a Professional Supply of 95% Quercetin Dihydrate CAS 6151-25-3, Chinese Herbal Medicine Extract Quercetin Dihydrate Powder supplier integrating design, research and development, production and sales. Facing the fierce competition of economic globalization, our company has highly sensitive market response ability and the ability to quickly launch new products. We have specially delegated engineering teams with plenty of experience.
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