Peppermint Tea is one of the most safe herbal teas to drink when you're in an IC flare and it can help calm smooth muscle spasms of the bowel. Peppermint is not tolerated well by patients with GERD! They should use Chamomile tea instead!
The Better Bladder Book - We think this is the best alternative approach to the treatment of IC, written by Wendy Cohan RN. Also discusses, in depth, the potential role of gluten intolerance and how that can contribute to bladder irritation, hormonal imbalances, etc.