 [ Symptoms ] i am on a low residue diet can i have items with modified corn starch i know i can not have corn or cornbread i am trying to stick to this low residue diet as strictly as possible and do not want to eat anything i am not supposed to because my crohn is is severe right now even this diet has me in the bathroom numerous times a day still [ Disease ] a low residue diet is one that is low in fiber and hard to digest foods modified corn starch is used in food products as a thickening agent and is not the same as eating real corn i see no reason why you could not consume products that contain this ingredient if you are concerned check with your healthcare provider you also might want to see a registered dietitian as each person with ibd reacts differently to food you can ask your doctor for a referral or go to eatight org good luck