Welcome to Xi'An Rainbow Bio-Tech Co., Ltd., the leading manufacturer of high-quality quercetin sophora japonica extract capsules. Our factory is dedicated to producing top-notch dietary supplements that harness the natural health benefits of sophora japonica extract. Quercetin, found in sophora japonica extract, is a powerful antioxidant and anti-inflammatory compound that has been shown to support overall health and well-being. Our capsules are formulated to provide a convenient and effective way to incorporate quercetin into your daily routine. At Xi'An Rainbow Bio-Tech Co., Ltd., we take pride in our commitment to quality and purity. Our products are manufactured in a state-of-the-art facility and undergo rigorous testing to ensure they meet the highest standards. We are dedicated to providing our customers with the best possible products at competitive prices. Contact us today to receive a pricelist and learn more about our quercetin sophora japonica extract capsules. Experience the difference that high-quality ingredients and expert manufacturing can make in your health and wellness journey.