Rutin is a natural compound found in various plants, particularly in fruits, vegetables, and herbs. It belongs to a group of substances called flavonoids, which are known for their antioxidant properties. Rutin is commonly found in foods like apples, citrus fruits, and buckwheat, and it is often studied for its potential health benefits. Research suggests that rutin may help strengthen blood vessels, reduce inflammation, and improve circulation. It is sometimes used as a dietary supplement to support overall health, particularly for conditions related to blood flow and vascular health. However, more studies are needed to fully understand its effects.