Products Description
Sophora Japonica Seed Extract is derived from the seeds of the Sophora japonica tree, renowned for its bioactive compounds. This natural extract is rich in quercetin, rutin, and other flavonoids, making it a versatile ingredient in health supplements, cosmetics, and pharmaceuticals.

Chemical Composition of Sophora Japonica Seed Extract
|
Component |
Percentage (%) |
|
Quercetin |
10–20 |
|
Rutin |
15–30 |
Sophora Japonica Seed Extract Specifications
|
Specification |
Details |
|
Appearance |
Fine yellow powder |
|
Assay |
≥ 98% Quercetin, ≥ 95% Rutin |
|
Solubility |
Water-soluble |
|
Moisture Content |
≤ 5% |
Sophora Japonica Seed Extract Function
Sophora Japonica Seed Extract offers numerous benefits:
Antioxidant Properties: The extract is rich in quercetin and rutin, powerful antioxidants that protect cells from oxidative stress.
Cardiovascular Support: Its flavonoids help maintain healthy blood vessels and support circulation.
Anti-inflammatory Effects: This extract may help reduce inflammation and promote overall wellness.
Skin Health: Widely used in cosmetics for its ability to improve skin elasticity and protect against environmental stressors.
Immune Boost: Its active compounds strengthen the immune system by fighting free radicals.
These attributes make the extract an excellent choice for diverse health and wellness applications.
Sophora Japonica Seed Extract Characteristics
- Natural Source: Derived from premium Sophora japonica seeds.
- Rich in Active Compounds: Contains high concentrations of quercetin and rutin.
- High Stability: Ensures effective bioavailability.
- Versatile Applications: Suitable for dietary supplements, skincare products, and pharmaceutical formulations.

Sophora Japonica Seed Extract Application Field

Nutritional Supplements
Used in capsules, tablets, and powders for antioxidant and anti-inflammatory benefits.

Cosmetics
Added to serums and creams for skin rejuvenation.

Functional Foods
As an ingredient in beverages and health foods.
Certificates
- ISO 9001
- GMP (Good Manufacturing Practice)
- HACCP (Hazard Analysis and Critical Control Points)
- USDA Organic Certification
- Kosher and Halal

Factory & Quality Control




- Located in China with over 17 years of manufacturing experience.
- Equipped with modern facilities for extraction, refinement, and packaging.
- US branch and warehouse for efficient logistics.




- Raw Material Selection: Only high-quality Sophora japonica seeds are sourced.
- Advanced Testing: Comprehensive analysis for purity, potency, and safety.
- Rigorous Standards: Products meet global compliance requirements.
- State-of-the-Art Equipment: Ensures consistent production quality.
FAQs
Q:What are the main active compounds in Sophora Japonica Seed Extract?
A:It contains quercetin, rutin, kaempferol, and polyphenols, known for their health benefits.
Q:Can this extract be customized?
A:Yes, we offer customized solutions to meet specific requirements.
Q:Is this product safe for consumption?
A:Yes, our extract adheres to international safety and quality standards.
Why Choose Kingsci
- 17 years of professional expertise in Sophora japonica extracts.
- US branch and warehouse ensure fast delivery and large inventory.
- Complete certification for global trade compliance.
- Trusted by leading brands such as Usana, Amway, and Isagenix.
- Free samples and testing support.
- Exceptional customer service with flexible packaging options.

If you need Sophora Japonica Seed Extract, please contact us.
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