Spinach contains carbohydrates, crude fiber, protein and a variety of minerals and vitamins, etc., the nutrient content is relatively high. Spinach contains a variety of nutrients, usually every 100 grams of spinach contains carbohydrates 3.63 grams, crude fiber 2.2 grams, protein 2.86 grams, carotene 5626 micrograms, lutein 12198 micrograms, calcium 99 mg, potassium 558 mg, iron 2.71 mg, vitamin C 28.1 mg, in addition to the other nutrients contained in the flavonoids, choline. Usually eat some spinach can provide the body with a variety of nutrients, but also can provide energy for the body. Among them, crude fiber is good for intestinal health, while lutein and carotene are good for vision. But eat spinach should also control the amount, do not eat too much, so as not to eat more to increase the burden on the gastrointestinal tract, resulting in discomfort.