Or too much fibre? That can be a prob too sometimes.
I had the tight top of the tummy feeling with #2 and it had nothing to do with digestion - I find that any probs like that are alot lower down for me. It might just be the angle baby is on? I had it from about week 16 til #2 was born and it was just because of where he was growing :shrug: HTH abit hun