Spinach, Spinacia oleracea, is a leafy herbaceous annual plant in the family Amaranthaceae grown for its leaves which are used as a vegetable. It is loaded with tons of nutrients in a low-calorie package. Dark, leafy greens like spinach are important for skin, hair, and bone health. They also provide protein, iron, vitamins, and minerals. Spinach has been used by various cultures throughout history, notably in Mediterranean, Middle-Eastern, and South-East-Asian cuisines. It can be incorporated quite easily into any diet, as it is cheap and easy to prepare.