Also known as string beans or snap beans, this bright green crunchy vegetable a colourful addition to any dinner plate, green beans are not just pretty — they pack a powerful nutrition punch.
Fresh green beans have a satisfying crunch when raw. They are in the same family as shell beans, such as pinto, black and kidney beans, but unlike those beans, you can eat an entire green bean, including the pod and seed.
This vegetable is rich in many vitamins and minerals, including vitamins C and K, folate, potassium and manganese. In addition, they are a food source of several carotenoids, which is a form of vitamin A found in fruits and vegetables that act as antioxidants.
[ source: livestrong.com ]