This is THE natural solution for Ulcers. It can kill H. Pylori, the bacteria that science knows creates ulcers. In 1 study patients with Endoscope-proven ulcers were given 1 gram of mastic daily. 70% had healing in gastric mucosa verified by Endoscope. Used in the Mediterranean for 1000s of years as medicine. An awesome natural antibiotic. Jeffs top pick for stomach issues or ulcers. *****60 Count*****