13 citations
,
  March 1997   in “Research in Veterinary Science/Research in veterinary science”    Epithelial proliferation and hyperkeratosis are linked to gastric ulcers in pigs.  
     
           118 citations
,
  July 2005   in “Journal of Ethnopharmacology”    Eclipta alba extract improved learning, memory, and stress-related ulcers in rats without affecting movement or causing anxiety.  
     
           December 2024   in “Jurnal Mandala Pharmacon Indonesia”    Ramania leaf extract is non-toxic but can cause stomach ulcers at high doses.  
     
           165 citations
,
  February 2014   in “Phytotherapy Research”    Myrtle has various health benefits and potential for medicine development.  
     
           2 citations
,
  October 2022   in “International journal of Ayurvedic medicine”    Licorice has many traditional health benefits, but more research is needed to fully support these claims.