| Customization: | Available |
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| Certification: | ISO |
| Assay Method: | HPLC, UV, Tlc |
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Sophora Japonica Extract with Quercetin Powder, also known as Japanese Pagoda Tree Extract, is a natural extract rich in quercetin, a powerful flavonoid with antioxidant properties. It is primarily used for promoting vascular health, improving circulation, reducing inflammation, and supporting immune function. The extract is derived from high-quality Sophora Japonica plants, carefully selected for their high quercetin content. The extraction process ensures maximum potency and purity, preserving the full benefits of the active compounds.
Our product is available in several popular specifications, with the most common being a light brown powder. It has a mild odor and a slightly bitter taste. This extract is widely used in dietary supplements, cosmetics, and health products, with recommended inclusion levels ranging from 1-5%. Customers frequently incorporate it into formulations aimed at improving skin health, boosting immunity, and supporting circulation.
Choosing our Sophora Japonica Extract with Quercetin ensures top-tier quality and consistency. We focus on high-grade raw materials and a refined extraction process, which guarantees a potent product free from contaminants. Our clients benefit from superior efficacy, reliable sourcing, and competitive pricing, making us the preferred supplier in the market.
| Test Item | Specification | Test Method | Result |
| Quercetin | ≥95% | HPLC | 95.13% |
| Appearance | Yellow Green Powder | Visual Inspection | Complies |
| Loss on Drying | ≤5.0% | Loss on Drying at 105°C | 2.13% |
| Ash Content | ≤5.0% | Ashing Method at 550°C | 3.46% |
| Total Heavy Metals | ≤10 ppm | Atomic Absorption Spectroscopy (AAS) | <5 ppm |
| Total Plate Count | <1000 cfu/g | Microbial Plate Count Method | <50 cfu/g |
| Yeast & Mold | <100 cfu/g | Microbial Plate Count Method | <10 cfu/g |
| E. Coli | Negative | PCR or Enrichment Method | Negative |
| Staphylococcus Aureus | Negative | Baird-Parker Agar Method | Negative |
| Pesticides | Negative | GC-MS (Gas Chromatography-Mass Spectrometry) | Negative |
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