Our Sophora Japonica Extract range includes Troxerutin 99%, Quercetin 95%, and Rutin 95%, all derived from the flower buds of Sophora japonica L. These potent flavonoid extracts are known for their exceptional antioxidant, anti-inflammatory, and vascular-protective properties. Quercetin extract supports immune defense and cellular protection, while Rutin and Troxerutin promote healthy blood circulation, capillary strength, and skin vitality. With high purity, stable quality, and excellent solubility, our Sophora Japonica Extract powder is ideal for nutraceuticals, cosmetics, and pharmaceutical formulations seeking natural flavonoid-based antioxidant solutions.