Product Name: Isorhamnetin INCI Name: HIPPOPHAE RHAMNOIDES EXTRACT Molecular Formula: C16H12O7 Molecular Weight: 316.26 Appearance: Lighet yellow powder Purity: 24% CAS Number: 480-19-3 EINECS number: 207-545-5 Supplier: ZhenYiBio Isorhamnetin is a flavonoid and a powerful antioxidant that can scavenge oxygen free radicals to avoid cell and tissue damage caused by aging.Isorhamnetin is a flavonoid isolated and purified from ginkgo,seabuckthorn and other medicinal plants,and it is also widely present in the flowers,fruits and leaves of many other plants.