Raisins contain a high level of iron, which maintains the healthy heart of a hamster. The raisins are also suitable for maintaining healthy levels of potassium and blood pressure. In addition, the raisins are full of Vitamin C, which helps maintain the bone and skin health of the hamsters effectively. It also helps to keep the body cells of the hamsters in excellent condition. In addition, raisins also contain vitamins B1, B2, and B6, all good for their nervous systems, eyes, and skin.