Hi my surgery was this same date. After i was 2 weeks on clear liquid diet, i will finish this sunday. And i will start Full liquid for 2 weeks and after pureed food. Now i lost 20lbs during this first 2 weeks. U not doing anything wrong. i have this same thoughts what make me crazy and nausea was killing me. Dr said is reaction my body for change and should go away soon. Dont give up stick with the plan. For me is helpfull contact with people for support grup, talk about , i wish u the best.