<qa>  What is the name of the group that recommends bowel preparation?While VCE has become an important diagnostic tool for clinical practice, optimal preparation for VCE has yet to be determined.13 The European Society of Gastrointestinal Endoscopy recommends bowel preparation but does not provide further details.2 The Canadian Association of Gastroenterology, American Society of Gastrointestinal Endoscopy, American College of Gastroenterology, and American Gastroenterological Association make no specific recommendation. Many studies have addressed this knowledge gap, testing various regimens of purgatives.14-18 A meta-analysis found that polyethylene glycol provided adequate visual quality in 68 of patients compared to 48 with fasting alone, while diagnostic yield climbed from 36 to 46.4 In contrast, oral preparation for colonoscopy produces adequate visualization in greater than 90 of patients.19 