Xi'an Kintai Biotech Inc is one of the most experienced manufacturers and suppliers of taxifolin dihydroquercetin in China. Please feel free to wholesale high quality taxifolin dihydroquercetin for sale here from our factory. For price consultation, contact us.
Taxifolin Dihydroquercetin powder manufacturer/supplier
KINTAIBIO® Taxifolin Dihydroquercetin is extracted from the roots of larch and is a dihydroflavonol compound with multiple biological activities. It is currently widely recognized by the market for its powerful antioxidant, anti-apoptotic, anti-viral and anti-tumor properties. We have the most advanced technology and the most stringent GMP production standards for the production of dihydroquercetin powder. Our DHQ powder has been exported to the global market for more than ten years and has become the best raw material for high-end health products and anti-aging products. In addition, according to the different specifications of 85% to 99% produced by us, our Larch Bark Extract Dihydroquercetin is also used in food bioactive additives, antioxidants and medicines in the cosmetics industry.
If you are interested in our dihydroquercetin powder, please contact me now to get a sample!
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what is the kINTAIBIO®'s dihydroquercetin Taxifolin powder uniqueness?
Non-nutritional functional raw materials:
Unlike traditional health supplement ingredients that maintain health by supplementing nutrition, our Dihydroquercetin powder itself does not contain nutrients. It acts on the human gene level, repairs damaged cell DNA, activates the self-repair function of cells, fundamentally restores health, and achieves a deeper level of functional conditioning.
taxifolin structure innovation:
DHQ core molecular structure is composed of five phenolic hydroxyl groups, which has unique antioxidant, anti-inflammatory and anti-aging functions. Unlike the nutritional supplement ingredients of ordinary health products, it directly intervenes in gene molecules and changes the internal structure of unhealthy cells, thereby effectively preventing and alleviating a variety of diseases.
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Non-toxicity and safety:
After rigorous toxicology testing, dihydroquercetin powder has been proven by the FDA to be completely non-toxic, and its safety even exceeds that of daily food. Therefore, unlike the common artificial chemically synthesized health supplement ingredients, Larch Bark Extract dihydroquercetin not only has no toxic side effects on the human body, but also has higher safety standards.
Clinical research support:
Our Taxifolin Dihydroquercetin has not only undergone a large number of clinical studies at home and abroad, but has also been defined as a national medicine in Russia, with the efficacy of preventing and treating a variety of diseases. These clinical data prove its wide range of health-improving effects, especially in anti-aging, anti-inflammatory, and antioxidant fields.
Differences from other health care ingredients: Most of the health care raw materials on the market are mainly nutritional supplements, which cannot repair functions at the cellular level. KINTAIBIO®'s Dihydroquercetin Taxifolin Powder changes cell genes and solves the root cause of cell dysfunction, thereby achieving fundamental health improvement. At the same time, we have a unique production process and raw material origin in the world, which can ensure your uniqueness and high-end positioning of this raw material in the market.
COA & Liquid Chromatography Analysis Report of Taxifolin Dihydroquercetin powder
why choose KINTAIBIO® Taxifolin dihydroquercetin powder?
High Purity Product: The 98% DHQ (dihydroquercetin) offered by us is known for its high purity, ensuring customers get the best quality product.
Powerful Antioxidant Properties: The Larch Bark Extract Taxifolin powder we produce stands out in the health and skincare industry as an excellent antioxidant. Our products have excellent antioxidant properties and meet your needs for high-quality antioxidants.
Stable supply capacity: As a direct manufacturer of taxifolin powder, we have stable production capacity and sales channels to meet your long-term and stable purchasing needs.
Wide range of applications: Our Taxifolin Dihydroquercetin powder are widely used in health products, skin care products, food additives and other fields, and our product has enjoyed a high reputation in the market. It is currently one of the company's best-selling products. We have also developed different specifications of DHQ, such as 80%; 85%; 90%; 95% and other specifications, thus meeting the needs of different industries for dihydroquercetin.
Professional team support: We have a professional team for production, quality inspection and customer service, able to provide you with a full range of support and solutions.
our certifications
Determination method of dihydroquercetin powder and extract flow chart
A.1 General provisions
The reagents and water used in this standard refer to analytical reagents and experimental water in compliance with the provisions of GB/T 6682, unless otherwise specified. The solution used in the experiment refers to the aqueous solution when it is not indicated which solvent is used for preparation.
A.2 Dihydroquercetin
A.2.1 Method Summary
After the sample was dissolved in methanol, it was determined by high-performance liquid chromatography, and the content of dihydroquercetin in the sample was calculated by the external standard method with Taxifolin as the reference substance.
A.2.2 Instruments and Materials
A.2.2.1 Analytical balance, the sensitivity is 0.01mg.
A.2.2.2 High-performance liquid chromatography.
A.2.2.3 Ultrasonic cleaner.
A.2.2.4 0.45μm organic phase microporous membrane.
A.2.3 Reagents and solutions
A.2.3.1 Reference substance: dihydroquercetin, purity ≥ 98.0%.
A.2.3.2 Acetonitrile, chromatographically pure.
A.2.3.3 Phosphoric acid, analytically pure
A.2.3.4 Water
A.2.4 Chromatographic conditions
A2.4.1 Chromatographic column: C18 reverse phase chromatographic column, 250mm×4.6mm, particle size 5μm or other equivalent chromatographic column.
A2.4.2 Mobile phase: ACN-0.4%H3PO4 (30:70)
A2.4.3 Flow rate: 1ml/min
A2.4.4 Detection wavelength: 288nm
A2.4.5 Column temperature: 30°C
A2.4.6 Injection volume: 10μL
A.2.5 Operation method
A.2.5.1 Preparation of reference substance solution
Weigh about 10mg of the reference substance, weigh it accurately, put it in a 50mL volumetric flask, dissolve it with methanol, and treat it with ultrasound (250W, 40KHz) for 5 minutes, let it cool, and dilute it to the mark with methanol, shake well, and filter through 0.45um Microporous filter membrane, take the filtrate, and set aside.
A.2.5.2 Sample solution preparation
Weigh about 10mg of the sample, weigh it accurately, put it in a 50mL volumetric flask, add an appropriate amount of methanol, treat it with ultrasonic (250W, 40KHz) for 5 minutes, dilute with methanol to the scale, shake well, filter through a 0.45um microporous membrane, and get.
A.2.5.3 Determination method
Precisely draw 10uL of the reference substance solution and 10uL of the sample solution respectively, inject them into the liquid chromatograph, and measure and record the chromatograms.
A.2.6 Calculation of results
Calculate the sample content by the external standard method:
In the formula:
W1 - content of reference substance
W2--sample content
S1-- peak area of a reference substance
S2--sample peak area
m1--the weighing amount of the reference substance, in milligrams (mg)
m2--sample weight, in milligrams (mg)
what are the dihydroquercetin benefits?
taxifolin powder also has a variety of physiological functions.
- Antioxidant effect: Antioxidant protection of capillaries, 3-5 times stronger than quercetin, anti-lipid peroxidation, protection of liver, nerve cells, red blood cells, anti-myocardial necrosis, etc.
- Effects on enzyme activity: Taxifolin Dihydroquercetin powder may inhibit cholesterol esterification and the synthesis of triacylglycerols and phospholipids in liver cancer cells. Taxifolin powder can inhibit the activity of viral enzymes and can induce an increase in intracellular enzyme activity, but does not alter the distribution. Inhibits aldehyde reductase. Has a weak inhibitory effect on protein kinases.
Figour1.Schematic diagram of the pharmacological activity of taxifolin.
- Taxifolin powder Effects on cells: Larch Bark Extract Dihydroquercetin can effectively inhibit leukemic cells and lymphocytes of malignant lesions. It is active against P388 mouse leukemia, and the life extension rates of 150 and 100 mg/kg are 40% and 37%, respectively. Has a slightly reducing effect on cytochrome c.
Figour2.A Graphical Summary of Taxifolin's Anticancer Mechanism
- Antibacterial effect: Taxifolin Dihydroquercetin has a strong antibacterial effect on Staphylococcus aureus, Escherichia coli, Shigella, and Salmonella typhi.
What is dihydroquercetin powder used for?
Taxifolin Dihydroquercetin uses in the medical:
In the pharmaceutical field, Taxifolin Dihydroquercetin powder can be used as vitamin P, antiviral preparation, tumor prevention preparation, radiation protection preparation, capillary protection preparation, and stomach and liver protection preparation. It can regulate human immunity, improve blood flow and myocardial contractility of patients with coronary heart disease, reduce cholesterol content in the liver and blood, and quickly relieve human fatigue.
Taxifolin Dihydroquercetin uses in Industrial:
In the industrial field, Larch Bark Extract Taxifolin powder has been added to some cosmetics as the main functional ingredient, and it can also be added to rocket fuel, various hydrocarbon fuels, generator oil, and industrial grease as an oxidation stabilizer.
Taxifolin Dihydroquercetin uses in cosmetics and hairdressing industry:
Dihydroquercetin powder as an antioxidant and protective agent can effectively extend the shelf life of products, promote the synthesis of human collagen and elastin, eliminate acne, blackheads, purulent rashes, improve hair quality, whiten skin, and activate skin elasticity. Used in creams and soaps, it can delay skin aging and restore skin youthful vitality. Adding it to conditioners and hair care products can promote hair growth and keep hair healthy.
taxifolin dihydroquercetin supplement：
As a high-end functional raw material, taxifolin powder has a unique cell-level effect, which goes beyond the traditional concept of health products. Compared with traditional health foods, our dihydroquercetin can fundamentally improve human health by repairing and activating cell functions and improving DNA structure. This feature makes it a unique health product raw material in the world.
Taxifolin Dihydroquercetin powder safety,side effects,dosage
Taxifolin Dihydroquercetin Powder Side Effects
While Taxifolin Dihydroquercetin offers potential health benefits-such as antioxidant and anti-inflammatory effects-it may also trigger side effects due to individual variability or improper use:
Common gastrointestinal reactions include nausea, vomiting, diarrhea, or loss of appetite; in severe cases, these may lead to dehydration and electrolyte imbalances.
Some sensitive individuals may experience allergic reactions, such as skin rashes, itching, or even difficulty breathing.
Regarding the nervous system, occasional side effects include headaches and insomnia, which may be linked to vasodilation or disruptions in neurotransmitter balance.
High doses or prolonged use may also place an increased burden on the liver and kidneys, potentially leading to hepatocellular damage or functional abnormalities; particular caution is advised for individuals with pre-existing liver or kidney insufficiency.
Furthermore, dihydroquercetin DHQ may inhibit hepatic metabolic enzymes, thereby altering the metabolic pathways of other medications and potentially increasing the risk of bleeding, uncontrolled blood pressure, or cardiovascular events.
Taxifolin Dihydroquercetin Powder Dosage
Currently, clinical data regarding its safety in humans and effective dosages remain limited; therefore, self-medication or misuse is not recommended.
Prior to use, one should consult a healthcare professional to determine an appropriate dosage based on individual health status, medical history, and liver and kidney function. Additionally, physical responses should be closely monitored to ensure safety.
About KINTAIBIO®
Where to buy Taxifolin Dihydroquercetin powder?
As a professional manufacturer of Dihydroquercetin Taxifolin powder, we specialize in providing high-purity, consistently high-quality natural flavonoid products to the global food, dietary supplement, and cosmetics industries. If you are seeking a reliable Dihydroquercetin supplier and are monitoring market trends for high-purity Taxifolin, we offer transparent pricing and flexible purchasing solutions tailored to your needs.
Through a rigorous quality control system and large-scale production capabilities, we ensure that every batch of Taxifolin meets our clients' exacting standards for both purity and safety.If you want to purchase high-quality Taxifolin Dihydroquercetin, please feel free to contact us at sales@kintaibio.com or feedback on the next page.
FAQ
Q: What is the difference between Dihydroquercetin and Quercetin?
A: Both dihydroquercetin and quercetin are potent plant flavonoids, yet they are distinct substances. Taxifolin is a hydrogenated derivative of quercetin; characterized by a saturated C-ring, it belongs to the dihydroflavonol class. In terms of appearance, it presents as a white to pale yellow powder, whereas quercetin is a yellow crystalline powder. This structural difference endows Taxifolin with significant advantages: superior water solubility, as well as enhanced thermal and chemical stability, making it particularly well-suited for use in liquid formulations such as beverages and cosmetics. Regarding antioxidant capacity, studies indicate that dihydroquercetin demonstrates superior DPPH free radical scavenging activity compared to quercetin. In terms of bioavailability, the oral bioavailability of Taxifolin can reach 10%–15%, whereas that of quercetin is merely around 2%; this implies that the human body is able to absorb and utilize dihydroquercetin much more efficiently.
Q: What regulatory approvals has Dihydroquercetin received?
A: Dihydroquercetin has obtained regulatory approval in several major markets. In the United States, DHQ has received GRAS (Generally Recognized as Safe) status from the FDA; the FDA issued a "Letter of No Objection" to relevant manufacturers, authorizing its use in conventional non-alcoholic beverages, fermented dairy products, and chocolate products. In the European Union, Taxifolin has been authorized as a novel food ingredient, with the European Commission implementing the relevant authorizing regulation (EU 2018/461) to permit its market sale. In China, the National Health Commission officially approved the use of DHQ as a novel food ingredient in its Announcement No. 5 of 2021. Purchasers should note that specific regulatory details and usage limits may vary across different countries; it is therefore recommended to verify the latest compliance requirements with local regulatory authorities prior to formally launching products in a target market.
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