Natural Extracts- Sophorea Japonica extract- quercetin98

Natural Quercetin

Benenature code: BN009
Specification: quercetin 98,quercetin 95, Dihydrate, Anhydrous, Granule, High Density, and USP40.
Botanical source: Sophora japonica L.

Used part: flower buds
Test Method: UV, Titration
Appearance: Yellow or greenish-yellow crystal powder.

Benenature manufactures quercetin from natural rutin, and rutin originates from flower buds of Sophora Japonica. Benenature has full spectrum of quercetin:

🍃Quercetin powder: quercetin98, quercetin95, anhydrous quercetin, dihydrate quercetin,USP40 quercetin and high density quercetin.

🍃Quercetin granule.

🍃Soluble quercetin.

Quercetin belongs to a group of plant compounds called flavonoids, it is a natural extract sourced from flower buds of Sophora Japonica. Natural quercetin is the most abundant dietary flavonoid, with an average daily consumption of 25-50 mg. Where is quercetin found naturally? You can source natural quercetin in many foods: apples, grapes berries, and flower buds of sophora japonica. Bioceutical quercetin is the aglycone form of a number of other flavonoid glycosides such as rutin and quercitrin.

Benenature offers quercetin granule in bulk, customized Product Specifications are available upon your special request. Especially, Benenature is one of the three manufacturers that supplies water-soluble quercetin, soluble quercetin shall be another perfect choice for beverage bittering agents.

Testing lab to control the quality of plant extracts and natural ingredients.

Low pesticide residue pure quercetin.

Pure quercetin granules
Rutin extraction raw materials-sophora-japonica-planting-base

Sustainable supply of sophora japonica flower buds.

Alcohol recycled tech applied for andrographolide and other plant extracts..

Water-soluble quercetin is developed.

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The Characteristic of Benenature Quercetin 98

100% pure quercetin powder from dry flower buds of Sophora japonica L., ensuring product safety and bioactivity effectiveness.

Granules quercetin, anhydrous quercetin, and high-density quercetin are available.

Soluble quercetin is already prepared for your beverage formula(quercetin HPLC10%)

Besides quercetin 98,all specifications of quercetin can be provided from stock in large quantities at any time.

Chemical Information of Quercetin 98

Chemical Structure:


Chemical Formula: C15H10O7

chemical stucture quercetin

Quercetin is wonderful for its antioxidant and anti-inflammatory effects. Meanwhile, the most common formulas are for conditions of the heart&blood vessels. In the same vein, quercetin is also an active ingredient for products of arthritis, bladder infections, and diabetes.

Functions(What is benefit quercetin)

Besides quercetin supplements, quercetin is a new choice for bittering agents as its bitter flavor.


Pure quercetin is generally packing for you is two food-grade plastic bags with paper drum. Net Weight:25.0kg/drum. Square craft paper-drum package is available for your unique needs. Stored in a cool and dry place, avoid direct sunlight.


Three years when sealed and properly stored.

Shelf Life

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Skilled Manufacturer

10+ years focusing on plant extracts manufacturing.

OEM service

Customized botanical powders, customized plant extracts, customized plant extracts granules.

Fast Shipment

Order lead time less than 7days, OEM/OEM samples can be ready for shipping within 7 days.

Free sample

Free samples are always ready for shipment.

Convenient transportation

Chengdu is a city with China-Europe Train Express, China-Vietnam Train Express, worldwide Top 9 air transportation city in 2020, and the efficient China Main Ports


Benenature is your solid natural extracts manufacturer and botanical ingredients solution provider.