Wheat grass powder is a nutritional powerhouse that's loaded with essential vitamins, minerals and antioxidants that promote optimal health. Boasting a full spectrum of vitamins and minerals, wheat grass contains vitamins A, C, E, K, and B-complex, 17 amino acids, and 92 trace minerals found in the soil, including calcium, phosphorus, iron, zinc, magnesium, selenium, and potassium. Its high nutrient content makes wheat grass a nutritionally complete food.