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Natrual Antioxidant Supplement Quercetin Powder Quercetin Dihydrate Quercetin

Basic Information
Place of Origin: China
Brand Name: Tonking
Certification: ISO, HACCP, KOSHER, HALAL
Model Number: 95% HPLC, 98% UV
Minimum Order Quantity: 1kg
Packaging Details: 1kg/bag, 25kg/drum or customized
Delivery Time: 3-5 working days
Payment Terms: T/T, Western Union, MoneyGram
Supply Ability: 3000kg per month
Detail Information
Appearance: Yellow Powder Plant Source: Sophora Japonica Extract
Active Ingredient: Quercetin Grade: Food Grade
Application: Health Supplements Shelf Life: 24 Months
Storage: Cool And Dry Place COA: Available

Product Description

Natrual Antioxidant Broccoli Sprout Extract Powder Sulforaphane Powder Broccoli Extract For Health


Quercetin is a flavonoid widely distributed in nature. It is extracted from sophora japonica bud. It is a potent antioxidant that is found in plant food, including leafy greens, tomatoes, berries and broccoli.


Quercetin inhibits the activity of catechol-O-methyltransferase that breaks down theneurotransmitter norepinephrine.


Product Name:
Sophora Japonica Extract Quercetin Powder
Part Used
Flower buds
Quercetin 95% HPLC 
Quercetin 98% UV
Yellow powder
Grade Food grade
Shelf Life:
24 months
1kg/ Bag, 25kg/Fiber Drum
1. Functional foods
2. Healthcare supplement
3. Medicine field


Benefits of Sophora Japonica Extract Quercetin Powder


Quercetin powder has antioxidant and anti-inflammatory effects that might help reduce swelling, kill cancer cells, control blood sugar, and help prevent heart disease.


Quercetin powder is most commonly used for conditions of the heart and blood vessels and to prevent cancer. It is also used for arthritis, bladder infections, and diabetes.


In general, we will pack in bulk, 1kg per bag or 25kg per barrel. We also provide your sub-package or customized package.

Contact Details
Richard Zhang

Phone Number : +86-29-89388355 / +86-13619217035

WhatsApp : +8613619217035