Eating spinach usually does not turn black. Spinach has a high nutritional value, each 100 grams of spinach contains 3.1 grams of carbohydrates, 0.5 grams of fat, 91.8 grams of water, carotene 3.87 milligrams, long-term moderate consumption of nutrients can be supplemented for the body’s needs. There are many conditions that lead to darkening of skin color, usually caused by long-term sun exposure, endocrine disorders, suffering from other diseases and so on. Spinach is just a common food, and will not cause darkening of skin color, can be safely consumed. In daily life should do a good job of sun protection measures, so as to avoid skin damage by ultraviolet rays, darkening, spotting, sunburn and so on.