* [[Licorice]] (Glycyrrhiza glabra) is used in many traditional medicines to treat a variety of ailments including ulcers.
* Zinc Carnosine : A preliminary research on gastritis, peptic ulcer and gastric cancer patients found that the lower the zinc level in the blood, the more severe the damage to the gastric membrane, suggesting a possible link between serum zinc level and the integrity of the gut lining.
* [[Mastic]] : A Nottingham University study published in the New England Journal of Medicine claims that mastic can cure peptic ulcers by killing Helicobacter pylori bacteria.
== Warnings ==