On the second day of colonoscopy polyp surgery, if you can eat, you can have a liquid diet such as rice soup or couscous. After colonoscopy polypectomy, you need to be instructed by your doctor whether you can eat or not. The diet should be a light and well-digested liquid diet, gradually transitioning to a semi-liquid diet and a normal diet. Common liquid food includes rice soup, lotus root powder, milk, etc. Common semi-liquid food includes rotten noodles, egg custard, rice porridge, etc. Spicy, cold and irritating food should be avoided. According to the situation after polypectomy, you should consider whether to fast or not, and during the fasting period, you are forbidden to eat, so as not to eat and aggravate the symptoms. Diet after polypectomy is recommended to be guided by your doctor.