Here is a list of supplements for interstitial cystitis that could be helpful for reducing pain, inflammation and aiding recovery. This list is not extensive and may be updated as research into this condition is ongoing. Personally, I always prefer getting nutrients from real food rather than supplements. This is because I’ve had more adverse effects from supplements than positive ones. Strive to get the following nutrients from real food sources. When diet has been inadequate or additional relief is needed, the following supplements could be helpful.