Quercetin:3,3',4',5,7-Pentahydroxyflavone dihydrate:Introduction and Its Benefit Applications.


Applications and Properties:


Canker sores: reduce the frequency of mouth sores and produce mild symptomatic relief.
Heart disease: Individuals with very low intakes of flavonoids are at higher risk for heart disease.
Infection: Quercetin may control the spread of certain viruses within the body.
Rheumatoid arthritis: Quercetin may help reduce tissue destruction.
Anti-tumour: Quercetin also shows remarkable anti-tumour properties.
Eczema: quercetin is one of the more important of such natural compounds in eczema therapeutics.
Pancreatitis: Limited evidence suggests quercetin may be used in the therapy of pancreatitis.
Antioxidant: Quercetin is a strong antioxidant and a major dietary flavonoid.
Gout: Another possible benefit of quercetin is in the treatment of gout.
Anti-ulcer and Gastro-protective Effects.
Anti-Cancer:Inhibition of Carcinogenicity.
Cataract: Cataracts result from oxidative damage to the lens.


Quercetin has been the subject of dozens of scientific reports over the past 30 years. It has shown the greatest activity among the flavonoids studied in experimental models. Quercetin is frequently used therapeutically in allergic conditions, including asthma and hayfever, eczema, and hives. Additional clinical uses include treatment of gout, pancreatitis and prostatitis, which are also, in part, inflammatory conditions. The common link is its ability to mediate production and manufacture of pro-inflammatory compounds.
Dosages: Most dosages range from 200 to 500 mg, taken 20 minutes before meals.

Safety and Toxicity:

In 1999, IARC concluded that quercetin is not classified carcinogenic to humans. In the U.S. and Europe, supplements of quercetin is commercially available, and beneficial effects of quercetin supplements were reported in clinical trials. Overall, quercetin is genotoxic to salmonella, but its safety upon human application is approved.


  • 1.Quercetin:3,3',4',5,7-Pentahydroxyflavone dihydrate:Introduction and Its Benefit Applications.
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  • Name:Quercetin:3,3',4',5,7-Pentahydroxyflavone dihydrate.
  • Serie No:Pure02.
  • Specifications:95%HPLC
  • INCI Name:N/A
  • EINECS/ELINCS No.:204-187-1
  • CAS:6151-25-3
  • Chem/IUPAC Name:2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one

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Quercetin:3,3',4',5,7-Pentahydroxyflavone dihydrate CAS:6151-25-3 EINECS ELINCS No.:204-187-1 Chem IUPAC Name:2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one bioflavonoid anti-tumour photo picture image

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