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Quercetin 95% Sophora Japonica Allergy Mast Cell Stabilizer

Quercetin 95% Natural Anti-Inflammatory API

Our Quercetin 95% is a high-purity active pharmaceutical ingredient (API) extracted from Sophora japonica, standardized to 95% flavonol content via ethanol extraction. It is renowned for its anti-inflammatory, antihistamine, and antioxidant properties, making it a popular natural solution for allergy relief, immune support, and mast cell stabilization. Produced in compliance with cGMP, HACCP, and certified by SGS, Halal, and Kosher authorities, our Quercetin powder is ideal for use in functional supplements, pharmaceutical-grade formulations, and nutraceuticals. Available in bulk with customizable OEM/ODM options, it meets the needs of industrial clients across global markets including Europe, North America, Asia, and the Middle East.