| Certification: | ISO, FDA, HACCP |
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| Assay Method: | HPLC |
| Application Form: | Suppository, Tablet, Capsule |
| State: | Powder |
| Extract Source: | Quercetin |
| Transport Package: | 25kgs/Drum |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier 
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Product Name
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Quercetin |
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Category
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Plant extract
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Analysis
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HPLC
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Storage
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Keep in cool and dry place, well-closed, away from moisture or direct sunlight.
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Quercetin is an expectorant commonly used in clinical practice of traditional Chinese medicine in my country. This product has good expectorant and cough-relieving effects, and also has a certain anti-asthma effect. It can also lower blood pressure, improve capillary resistance, and reduce capillary Pharmacological functions of fragility, lowering blood fat, dilating coronary arteries, and increasing coronary blood flow. Clinical quercetin is mainly used for bronchitis and phlegm inflammation. It also has an adjuvant therapeutic effect on patients with coronary heart disease and hypertension. Using this product may cause dry mouth, dizziness and burning sensation in the stomach area, which will disappear after stopping the drug. Quercetin is widely found in angiosperms, such as red pipe medicine, cat's eye grass, iron-clad gold, Manshanhong, small leaf loquat, purple flower rhododendron, Zhaoshanbai, low ground tea, and apocynum. It is a glycoside This kind of aglycone often exists in the form of glycosides combined with sugar, such as quercetin, rutin, hyperin, etc.1. Quercetin, as the most common flavonoid compound, has a variety of biological activities, can resist oxidation, and plays an important role in the clinical treatment of cancer and cardiovascular diseases.
2. Quercetin not only participates in anti-oxidation in vitro, can inhibit DNA oxidative damage, but also protects tissues from oxidative damage in vivo by reducing the concentration of peroxides in tissues.
3. Quercetin can effectively inhibit the production of free radicals. Its flavonoids such as quercetin can significantly reduce the incidence of gastric cancer, directly inhibit the growth of cancer cells or may act on the cell transduction pathway of cancer cell proliferation.
4. Quercetin can enhance the effect of anticancer drugs and significantly improve the efficacy.
5. Quercetin has anti-inflammatory properties.
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