What is the best way to rehydrate and restore the intestinal flora with signs of polyps, nodules, or ulcers?

Yes, yogurt with probiotics and prebiotics can be helpful for intestinal issues. Some people find it beneficial for maintaining intestinal health, especially after traveling to places with questionable water quality. It may have some short-term effects, but results can vary depending on the individual's gut flora. It's worth giving it a try to see if it works for you.