Swanson Aronia Black Chokeberry Fruit is an herbal supplement that is derived from the chokeberry plant, which is found throughout eastern North America. Mostly known for its tangy, tart flavor, the aronia arbutifolia extract is used for its excellent antioxidant capacity. Emerging research indicates that nutrients found in aronia black chokeberry fruit can promote energy and vitality. This natural source of potent antioxidants also supports healthy aging and intestinal health for enhanced immune function.