Wheatgrass is a nutrient-rich type of young grass in the wheat family. Wheatgrass is often used for juicing or added to smoothies or tea. Proponents say that wheatgrass has numerous health benefits but there are no significant research studies to support these claims. Wheatgrass provides a concentrated amount of nutrients including iron calcium magnesium amino acids chlorophyll and vitamins a c and e. Wheatgrass fans say that its rich nutrient content boosts immunity kills harmful bacteria in your digestive system and rids your body of waste.