Raspberries are the edible fruit of a plant species in the rose family. There are many types of raspberries — including black, purple and golden — but the red raspberry, or Rubus idaeus, is the most common. Red raspberries are native to Europe and northern Asia and cultivated in temperate areas worldwide. Raspberries are a good source of fiber and vitamin C. Raspberries are high in antioxidants, plant compounds that protect against cell damage. Antioxidants may reduce your risk of certain chronic diseases. Raspberries may positively impact your blood sugar due to their high fiber and tannin content. Good source of anthocyanin.