A study found that patients who were given the wheatgrass extract showed significant improvement in rectal bleeding and abdominal pain associated with ulcerative colitis, a type of inflammatory bowel disease. The authors gave theories that the flavonoids, anti-inflammatory agents, contained in wheatgrass, played a role in alleviating symptoms.
Reference:
Ben, A., E., et al. (2002). Wheatgrass juice in the treatment of active distal ulcerative colitis: a randomized double-blind placebo-controlled trial. Scandinavian Journal of Gastroenterology, vol. 37, 444–449.
