The nutritional profile of buckwheat is quite impressive. It is high in fiber, protein, niacin, amino acids and vitamin D. It is also rich in potassium, phosphorus, iron and calcium. The protein in buckwheat is said to be one of the best sources of protein available from plants and it contains all of the essential amino acids. Although treated as a grain, buckwheat is not a cereal or grass, but it is actually a fruit that is closely related to wild rhubarb.
