Spinach is one of the most commonly known and consumed worldwide leafy green vegetables, it is also one of the most highly nutritious vegetables. 
Nutrients found in spinach includes: Iron, Calcium, Magnesium, Lutein, Kaempferol, Potassium, Vitamin A, Folate.
Benefits
Spinach contains an anti antioxidant known as alpha-lopic acid, which helps reduce diabetes.
Spinach contains chlorophyll which has been suggested to have anti cancer properties. So people who eat lots of spinach and green vegetables may have a lower risk of developing cancer.
Due to it’s potassium content, spinach may help reduce or manage high blood pressure
Spinach contains vitamin K which acts as a modifier of bone health
Promotes digestive regularity as it is high in fiber and water content.
It has large quantities of Vitamin A which moderates oil production in skin pores and hair follicles to moisturize the skin and hair.
Nutritional value per 100g:
7 calories
0.86g of protein
29.7mg of calcium
0.81g of iron
24mg of magnesium
167mg of potassium
Culinary Uses: Spinach can be consumed raw in salads, or cooked in variety of dishes, such as soups, stews, pastas, and sautés. It can also be used in smoothies and juices.
Varieties: There are varieties of spinach, including flat-leaf (or smooth) spinach, savoy spinach (which has crinkly leaves), and semi-savoy spinach (which is a cross between flat-leaf and savoy).
So, next time you eat spinach, remember the benefits of this nutritious leafy green.