There are the diets must be passed relating to the gastric bypass. The diet is done before and the diet is done after it. The function of the diets is different between one and another. The details about them are different too. When you are composing the idea about taking the surgery, you must be sure that you know about it. You must pass the liquid diet before gastric bypass as the part of the needed procedure of the whole surgery itself.
The gastric bypass is composed for solving the obesity problem. Obesity is the critical condition of the body when people have too high body weight. In the extreme condition, the only way for solving it is by the surgery. The surgery has some risks. Based on that reason, it has the tight procedure to be practiced. The liquid diet before gastric bypass can be included in the procedure that is directed for making sure that the surgery has the highest possibility to be successful.