Wheatgrass is the young shoot of the common wheat plant with the scientific name Triticum aestivum. It contains significant amounts of copper, phosphorus, iron, manganese, magnesium, and zinc. It is also a good source of 17 forms of amino acids and vitamins A, B, C, E, and K. Significantly, it is called the green blood, because it contains chlorophyll, which displays a similar structure to hemoglobin.