Pizza and pasta are normally favorites, but after bariatric surgery, they should be consumed in moderation. If you are having pizza, order a thin crust and add veggies and lean meats, such as chicken or Canadian bacon. Overall, you should choose a menu item that is centered on protein, like grilled chicken or seafood Longer term risks and complications of gastric bypass can include: Bowel obstruction. Dumping syndrome, causing diarrhea, nausea or vomiting Weight loss before surgery was associated with readmission... +More