This study will evaluate the expansion of dietary options from clear liquids the entire day to a low reside breakfast and lunch for patients prior to undergoing bowel preparation with MoviPrep® and its effect on preparation quality for colonoscopy. MoviPrep® is a commercially available 2 liter bowel purgative for use before colonoscopy in adults 18 years of age or older that is comprised of polyethylene glycol-electrolyte solution (PEG-ELS) plus sodium sulfate, sodium ascorbate, and ascorbic acid.