Citrus Aurantium Extract diosmin 520-27-4

Diosmin (Citrus Aurantium Extract, CAS 520-27-4, molecular formula C28H32O15, molecular weight 608.54) is a food-grade flavonoid manufactured directly by Changsha Staherb Natural Ingredients Co., Ltd. to Chinese Pharmacopoeia (ChP) standards. The supplier describes it as having specific affinity for the venous system, enhancing venous tone without affecting arteries, reducing blood viscosity in the microcirculation, and improving lymphatic drainage to relieve edema; using micronization technology to improve bioavailability, it is positioned for use in hemorrhoids and chronic venous insufficiency conditions such as varicose veins and leg ulcers. It is distributed across a broad international market spanning the Americas, Europe, Australasia, Asia, the Middle East, and Africa.