“…3,4 Stress, family history, infective agents, allergic conditions, hormonal disturbances and gastrointestinal diseases are the most common etiological causes of oral ulceration, but the causes of recurrent aphthous stomatitis remain unknown and vague. 1 However, literature showed that stress (54.8%), was the common cause of recurrent aphthous stomatitis followed by nutritional deficiency as 25% (i.e. micro-nutrient deficiencies including iron, folate, zinc, B1, B2, B6, B12 deficiencies) and food stuff (16%).…”