Can you eat egg a day before having a colonoscopy?
Yes, you can actually have an egg a day before colonoscopy. It is however recommended that you only feed on lighter foods and advisable that you take more fluids so as to keep yourself hydrated. Check details on http://www.coloncancerresource.com/diet-before-colonoscopy-bowel-preparation.html.
No because your system needs to be fully cleared out for the doctor.