Spinach is a herbaceous plant whose leaves, green and arranged in rosette, are eaten raw or cooked. The leaves have an oval shape and are wrinkled; they can be whole or sawed. It is a very nutritious, tasteful and easy-to-digest plant. The Arabs regarded it as the queen of vegetables.

Like most of the leafy vegetables, it has a great content of water and a low percentage of proteins, carbohydrates and lipids. It stands out for its high nutritional richness, since its vitamin and mineral content is higher than the rest of vegetables.