Rutin is the glycoside between the flavonol quercetin and the disaccharide rutinose. Rutin can be created by bonding a disaccharide onto the hydroxyl group of Quercetin. Rutin (quercetin rutinoside), as well as quercitrin, is a glycoside of the flavonoid Quercetin. As such, the chemical structure of both is very similar, with the difference existing in the Hydroxyl functional group.Both quercetin and rutin are used in many countries as medications for blood vessel protection and are ingredients of numerous multivitamin preparations and herbal remedies.Rutin is a Bioflavonoid. It can enhances the absorption of Vitamin C, helps relieve pain, bumps and bruises, has an antibacterial effect, promotes circulation, stimulates bile production, helps lower blood cholesterol, and prevents cataracts.