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Natural Yellow Pigment Quercetin from China - Top Suppliers & Factory for Antioxidant and Health Benefits

API Application Range:
A. Medical Field
Effective in anti-tumor treatments.
Helps lower blood lipid levels and blood pressure.
Offers protective effects on the liver and kidneys.

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Exhibits antibacterial and anti-inflammatory properties; serves as an analgesic and antidiarrheal agent.
Functions as an expectorant and cough suppressant.

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Food Additives
Serves dual purposes as a food antioxidant and a natural yellow pigment.
Acts as an antioxidant, primarily used in fats, beverages, cold drinks, and meat processing products.

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Our high-quality products are sourced from trusted suppliers and manufactured in our state-of-the-art factory in China, ensuring industry-leading standards and exceptional performance in both medical and food applications.

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    Product Details

    PRODUCT INTRODUCTION

    1. Product name: Quercetin

    2. Cas number: 6151-25-3

    3. Synthesis: from Rutin

    4. Physico-chemical property: Dihydrate is a yellow acicular crystal. 1g soluble in 290mL anhydrous ethanol, 23ml boiling ethanol, soluble in glacial acetic acid, alkaline aqueous solution is yellow, almost insoluble in water, ethanol solution taste very bitter. Decomposition temperature 314 ℃, insoluble in ether, insoluble in cold water, insoluble in hot water, soluble in gl acetic acid and alkaline aqueous solution, yellow.

    5. Molecular formula & Molecular weight: C15H14O9 & 302

    6. Specification: 95%HPLC 98%UV

    7. Origin: Quercetin exists in the flowers, leaves, and fruits of many plants, mostly in the form of glycosides, such as rutin (citrus glycoside), Quercetin, and Hyperin, which are found in higher concentrations in plants.

    Pharmacological Action

    A. Quercetin is a natural flavonoid, which have anti-tumor, anti-oxidation, anti-infection, immune suppression, cardiovascular protection and blood sugar regulation and other pharmacological effects.
    B. Quercetin has a good expectorant and antitussive effect, and has a certain antiasthmatic effect, is used to treat chronic bronchitis. It also helps in reducing blood pressure, enhancing capillary resistance, reducing blood lipid, and increasing coronary blood flow.
    C. Quercetin can prevent and treat various liver injuries, such as fatty liver, cirrhosis, and hepatic fibrosis. It significantly reduces triglyceride concentrations in serum and inhibits aspart transaminase activity.

    PRODUCT FUNCTION

    A. Osteoporosis & Chronic Disease: Quercetin prevents and treats osteoporosis and is used in trials for PCOS, cancer, and autoimmune disorders due to powerful antioxidant effects.
    B. Antioxidant Power: This basic function is related to antibacterial, anti-inflammatory, and lipid-lowering effects. It effectively eliminates damage caused by free radicals to cell membranes and genes.
    C. Anti-tumor Action: Quercetin significantly inhibits carcinogens and the growth of malignant cells in vitro, while inhibiting the synthesis of DNA and RNA in tumor cells.
    Quercetin Product Function

    Frequently Asked Questions

    1. What is the source and synthesis of Quercetin?
    Quercetin is a natural flavonoid found in the flowers, leaves, and fruits of many plants. It is typically synthesized from Rutin for commercial use.
    2. What are the primary physical properties of Quercetin?
    Quercetin Dihydrate appears as a yellow acicular crystal. It is soluble in alkaline aqueous solutions and ethanol but almost insoluble in water.
    3. How does Quercetin support respiratory health?
    It has excellent expectorant and antitussive effects, making it useful in the treatment of chronic bronchitis and providing antiasthmatic benefits.
    4. Can Quercetin help with cardiovascular and liver health?
    Yes, it helps reduce blood pressure and lipids, increases coronary blood flow, and can treat liver injuries like fatty liver and cirrhosis by reducing triglyceride concentrations.
    5. What are the available specifications for Quercetin?
    The standard specifications available are 95% HPLC and 98% UV, ensuring high purity for various pharmacological applications.
    6. Why is Quercetin considered a powerful antioxidant?
    It effectively eliminates free radicals that cause cell lesions and gene mutations, providing a foundation for its anti-inflammatory and anti-tumor effects.

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