​​​​​​These wheatgrass flu shots are your answer to improved immunity and better health this winter season. Wheatgrass is one of the most effective healers, containing over 90 minerals, all 17 amino acids (building blocks of protein), and vitamins A, C, E, I, K and B-complex. It is also composed of 70% chlorophyll, which is one of the best blood-builders out there. Need I say more?