Jayoo Biotech supply top quality Quercetin Dihydrate bulk powder

Quercetin is a flavonoid compound found in nature, primarily existing in the form of glycosides in vegetables, fruits, and grains such as onions, apples, blueberries, broccoli, and sophora japonica. It is a common natural antioxidant component in daily diets. Core functions including free radical scavenging, antioxidant , and anti-inflammatory . It is extensively used in dietary supplements and functional foods.

Product Name: Quercetin dihydrate

CAS No.: 6151-25-3

Molecular formula: C15H14O9

Molecular weight: 338.27

EINECS number: 612-158-3

Purity: > 95%

Package: 25KG/drum

Quercetin mainly exerts its effects through multiple pathways such as antioxidant, anti-inflammatory, modulation of signaling pathways, and inhibition of enzyme activity. it can directly eliminate reactive oxygen species in the body, alleviate oxidative stress and cellular lipid damage;it can inhibit the release of inflammatory factors, block the transmission of inflammatory signals, and alleviate chronic inflammatory reactions. At the same time, it can stabilize the mast cell membrane and reduce histamine release, thereby improving allergy related discomfort; It can also regulate endothelial function, protect capillary integrity, and achieve multi-dimensional maintenance effects on the body.

1, Antioxidant: Clears free radicals, reduces oxidative damage, delays cell aging.

2, Anti inflammatory:Inhibit inflammatory factors & alleviate chronic inflammation.

3, Improve allergies: stabilize mast cells, reduce histamine release, alleviate allergic symptoms such as sneezing and skin itching.

The daily intake sources of quercetin include onions, apples (with skin), broccoli, berries, tea, tomatoes, nuts, and other fruit and vegetable tea drinks. The raw materials for dietary supplements are mostly extracted from Sophora japonica (Sophora japonica flower buds), which have high content and reasonable cost. Here is our production flowchart:

Quercetin can be used in combination with rutin and black pepper extract (piperine): rutin belongs to the flavonoid class and works together to enhance capillary toughness, protect blood vessels, and improve circulation. Piperine inhibits metabolic enzymes and enhances the absorption rate of quercetin in the body.

Frequently Asked Questions

1. What is your minimum order quantity?  

Our minimum weight is 1KG, and the regular packaging is 25KG per barrel.  

1. Can you provide free samples?

We can provide a small amount of free samples. The shipping cost needs to be borne by the customer.  

3) Can you provide customized services?

Yes, we can customize product labels for you or customize raw materials into capsules or tablets.  

4) What is your delivery time?  

Usually we have stock in stock, and once the order is confirmed, we can ship it.

1. What documents you could offer for regulatory compliance?

We could offer with product specification sheet, certificate of Analysis(COA), MSDS, product flow chart, HPLC chromatography,microorganism test report , heavy metal test report, MOA(method of analysis).etc

Do you want to purchase high-quality bulk powder of Quercetin? Welcome to choose us.As a  high-quality Quercetin manufacturer in China, we can provide stable and reliable Quercetin raw materials for industries such as health products, cosmetics, and food production. We have a highly competitive pricing system and can provide exclusive quotes based on your bulk orders, providing cost-effective solutions for enterprises of all sizes. Simultaneously supporting formula and packaging customization to meet your personalized production needs. With a well-established supply chain, we can efficiently deliver to global markets such as China, the United States, Europe, and India, with clear delivery cycles and timely and stable shipments. We are willing to become your trusted long-term partner for Quercetin powder. Welcome to call or write to discuss cooperation and place orders.