People who suffer from PCOS all have different symptoms. Some are required to lose weight as well. It all really depends on your condition. Those who are asked to lose weight should restrain from soda drinks. They should also not eat oily food. It is true that a lot of couples these days have financial constraints when they opt for IVF. They all wish that it works for them the first time. A good healthy diet can have a positive impact on IVF results.