Oroxylin A (CAS: 480-11-5) is a natural flavonoid compound primarily obtained from Scutellaria baicalensis roots. With ≥98% purity verified by HPLC, it is widely used in pharmaceutical, nutraceutical, and cosmetic research as a reference material for studying flavonoid structures and bioactive mechanisms. Supplied with full analytical data including COA, HPLC, MS, and NMR reports, for research and formulation development use only.