Sophora Japonica Extract – Bulk Supplier Europe
Sophora Japonica Extract from the flower bud of Styphnolobium japonicum, supplied as a standardised extract in powder form for capsules, tablets and powder blends.
Quick answer
Bulk Extracts supplies Sophora Japonica Extract in bulk from stock held in the European Union, in 4 specifications: 95% Quercetin HPLC, Rutin, 95% Rutin (NF11), 95% Rutin. Packaging: 25 kg drum. Every lot ships with a certificate of analysis, and quotes are answered within 1 hour on business days.
- Botanical name
- Styphnolobium japonicum (syn. Sophora japonica)
- Family
- Fabaceae
- Plant part
- Flower bud
- Standardised active
- Quercetin
- Also known as
- Japanese pagoda tree
About sophora japonica extract
The Japanese pagoda tree is an ornamental tree whose dried flower buds are the main commercial source of rutin and quercetin. Sophora Japonica Extract is obtained from the flower bud of Styphnolobium japonicum (syn. Sophora japonica).
Specifications
- 95% Quercetin: minimum 95% quercetin, measured by HPLC. Currently in stock in the EU.
- Rutin. Currently in stock in the EU.
- 95% Rutin (NF11): minimum 95% rutin (NF11). Currently in stock in the EU.
- 95% Rutin: minimum 95% rutin. Currently in stock in the EU.
How to compare specifications
Compare offers using the same marker and the same analytical method: UV and HPLC can give different percentages for comparable material. For ratio extracts, ask for the specification sheet to check the ratio, solvent and plant part.
Quality and documentation
Every lot comes with a certificate of analysis stating the assay and method. The specification sheet and further statements (for example allergens or GMO status) are available on request, and samples can be sent with their documents before you order.
Handling and storage
Store in the original sealed packaging in a cool, dry place away from light. Reseal opened containers promptly to protect the product from moisture.
Technical applications
- Hard capsules
- Tablets
- Powder blends
- Combination formulas
Frequently asked questions
What does 95% quercetin mean?
The powder contains at least 95% quercetin, measured by HPLC. When comparing offers, compare the same marker measured with the same method.
Which Sophora Japonica Extract specification should I choose?
It depends on how your formula is labelled. Standardised grades give a defined marker content per serving; ratio grades describe the concentration of the raw material. Compare offers with the same marker and analytical method, or ask us for advice.
How is sophora japonica extract packed?
Usually in 25 kg drums. Smaller quantities can be discussed with your quote.
Which documents come with each lot?
A certificate of analysis with every lot. The specification sheet and further statements are available on request.
Can I get a sample of Sophora Japonica Extract?
Yes. Use "Request a sample" on this page and tell us your application and estimated annual volume.
Can I use Sophora Japonica Extract in a private label product?
Yes. You can combine it with other ingredients in our formula calculator on the private label page and send us the formula for a quote.
Product data
- Botanical name
- Styphnolobium japonicum (syn. Sophora japonica)
- Family
- Fabaceae
- Plant part
- Flower bud
- Standardised active
- Quercetin
- Also known as
- Japanese pagoda tree
- Category
- Natural Plant Extracts
- Specifications
- 4 options (see the selector above)
- Packaging
- 25 kg drum
- Documents
- CoA, Spec sheet