Surgery is a good idea. But there are somethings that you could try too. Aloe vera, and yeast extract would be great things to try.

See your doctor. I've gotten this bloated feeling after every meal, and my surgeon gave me pantoprazole and metoclop, that helps with the indigestion and passing the food through your digestive...

I didn't go through a change of taste, but I would agree on the cravings. It seems that I was less hungry post-op.