Studies on the constituents of green juice from young barley leaves. Antiulcer activity of fractions from barley juice. Ohtake, H., Yuasa, H., Komura, C. Miyauchi, T., Hagiwara, Y., Kubota, K. 1985. J. Pharm. Soc. Japan. 105:1046-51. Background: Ulcers can be caused by stress, high acid levels and by some drugs, including aspirin….