Shaanxi LonierHerb Bio-Technology Co., Ltd is one of the most professional manufacturers and suppliers of myricetin powder in China, featured by quality products and good price. Please rest assured to wholesale bulk natural myricetin powder for sale here from our factory. Contact us for free sample.
1. Product Introduction
Myricetin Powder is a flavonol compound extracted from the bark of bayberry, as usual it is Yellow to Green Yellow Powder. Soluble in methanol, ethanol, acetone, ethyl acetate, slightly soluble in water, insoluble in chloroform, petroleum ether, and it is easy to oxidize and turn green in the air. Compared with other bioflavonoids, it is more involved in anti-osteoporosis and bone health.In recent years, modern medical research has shown that it has a variety of active effects, such as hypoglycemic effect, antioxidant effect, hepatoprotective effect, solution of light ethanol poisoning and so on.
Myricetin has rich sources, besides bayberry, it is also widely distributed in Vitaceae, Fagaceae, Compositae, Leguminosae, Primulaceae, Rhododendron and so on.Due to the extraction process and other reasons, LoinerHerb myricetin is mainly derived from vine tea extract.
2. Brief Information
Product Name | Myricetin |
Main Specification | 50%, 80%, 98% |
Test Method | HPLC |
Apperance | Yellow to Green Yellow Powder |
CAS No. | 529-44-2 |
Chemical Formula | C15H10O8 |
Molecular Weight | 318.24 |
Melting Point | 324.0~325.5℃ |
Solubility | Soluble in methanol, ethanol, acetone, ethyl acetate, slightly soluble in water, insoluble in chloroform, petroleum ether |
Package Method | 1 Kg/Aluminum Bag or according to client‵s requirement |

3. What are the benefits of Vine tea ?
Vine tea is the only tea that does not contain theophylline and tea polyphenols ,which grow in the mountainous areas south of the Yangtze River in my country, with a history of more than 3,000 years. With the wide application of Dihydromyricetin in medical and health care, it has attracted much attention.
Ampelopsis grossedentata contains 19 essential nutrients and trace elements for the human body. It has high content of calcium, iron and magnesium, which has a good preventive effect on cardiovascular diseases such as arrhythmia, myocardial ischemia, hypertension, coronary heart disease, and atherosclerosis, also has a good health care effect on osteoporosis. It is rich in dietary fiber, carotene and vitamin E, which has a good preventive effect on cancer. It is high in manganese, which is extremely beneficial for longevity. It has inhibitory effects on Gram-negative bacteria, influenza A and B viruses.
4. Technical Data Sheet
Product Information | ||
Product Name | Myricetin | |
Botanical Name | Ampelopsis grossedentata | |
Used Part | Leaf | |
Test Items | Specifications | Test Methods |
Assay | ≥98.0% | HPLC |
Appearance | Yellow to Green Yellow Fine Powder | Visual |
Odor and Taste | Characteristic | Organoleptic |
Sieve analysis | 90% through 80 mesh | 80 Mesh Screen |
Loss on Drying | ≤5.0 % | 105℃/2 hrs |
Total Ash | ≤5.0 % | GB 5009.4-2016 |
Bulk Density | 40~60 g/100mL | GB/T 18798.5 |
Tap Density | 50~80g/100mL | GB/T 18798.5 |
Lead (Pb) | ∠3.0mg/kg | ICP-MS |
Arsenic (As) | ∠2.0mg/kg | ICP-MS |
Cadmium (Cd) | ∠1.0mg/kg | ICP-MS |
Mercury (Hg) | ∠0.1mg/kg | ICP-MS |
Total Aerobic Count | ≤1000cfu/g | GB 4789.2 |
Yeast and Moulds | ≤100cfu/g | GB 4789.15 |
E-Coli | Negative | GB 4789.3 |
Salmonella | Negative | GB 4789.4 |
Staphylococcus Aureus | Negative | GB 4789.10 |
5. What is Main Function ?
1) Antioxidant effect
It is a potent antioxidant that can reduces β-amylase production and toxicity mainly by conformational changes, so it plays a key role in various neurological diseases including ischemia and senile dementia.
2) Anti-tumor effect
It is an effective carcinogenic chemical control agent.
3) Reduce neurotoxicity
It can inhibit the neurotoxicity caused by glutamate through different pathways, thereby effectively preventing nerve damage.
4) Effects on lymphocyte activation and proliferation
It can inhibit the expression of CD69, an early activation indicator of T cells, and inhibit lymphocyte proliferation.
5) Antagonism of platelet activating factor
It can significantly inhibit the increase of free calcium in platelets caused by PAF, and has various cardiovascular pharmacological effects such as antithrombotic, anti-myocardial ischemia, and improving microcirculation.
6) Hypoglycemic effect
It has a more obvious hypoglycemic effect.
7) The role of liver protection
It obviously inhibits the increase in the activities of alanine aminotransferase and aspartase aminotransferase in serum,reduces the total bilirubin in serum, and has obvious effect of reducing enzymes and jaundice.
6. Third Part Reports
We have cooperated with other famous third-party laboratories, such as Eurofins, SGS , we can arrange Myricetin Free Samples to reinspect according to customer‵s requirements before shipments. Of course, even to the laboratory designated by the customers.

7. LonierHerb Guarantee
LonierHerb Ltd mainly manufacture kinds of plant ingredients .
- All goods are manufactured in GMP standard facilities.
- All goods are released after inspection by our independent laboratory or third party.
- All goods are transported by professional freight companies.
- Natural, no additives
- Allergen Free
- Gluten Free
- GMO Free
- Non-Irradiation
8. Favorable Comments

9. Why choose LonierHerb as your trust factory ?
1) More than 10 years of production experience of Vine Tea Extract and first class modern production equipment to confirm that each batch of goods you received is qualified and complied
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2) With the concept of “Quality First, Integrity First”, Shaanxi LonierHerb Bio-Technology Co., Ltd. are strictly performing the standard in production and quality control.
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3) With sufficient inventory, safe and package for long distance transportation, we are ready to arrange shipment for you at any time.
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4) Well-know Shipping Agent will ship the cargs to you safe and fast.
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LonierHerb are your best partner,we are keen to talk with customers, solve every problem from customers and quickly response. For the further information of Myricetin Powder, please contact and enquiry to LonierHerb factory immediately, your satisfaction is our first priority. THANK YOU ! Email: info@lonierherb.com Whatsapp/Wechat: +86-13289383216
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