Kale is one of the important member of the super food family. Kale comes from the cabbage family, which also includes broccoli, cauliflower, and collards. It is an excellent source of nutrients and is indeed one of the healthiest food. Eating kale can result in healthy skin, hair and bones, as well as healthy digestion and a reduced risk of heart disease. Kale improves blood glucose control in diabetics and also lowers the risk of cancer too.