Although there is no scientific evidence linking diet to interstitial cystitis, some people believe that certain foods make their symptoms worse. By coming up with a list of what to eat and not to eat with interstitial cystitis, many patients feel that they can help control their symptoms. Some of the foods that people with interstitial cystitis avoid include:

 

Other people notice that their symptoms get worse after eating or drinking products containing artificial sweeteners.

 

If certain foods or drinks make your interstitial cystitis symptoms worse, these products should be avoided. You can gradually reintroduce each of these foods back into your diet one at a time to see which, if any, affect symptoms. It is important, however, to maintain a well-balanced and varied diet.