I'm sorry that the diet(s) is not working for you (yet?) Spinach doesn't do me good too..
I know it's very hard, it took me a few months to find out what is MY personal basic diet, when my symptoms really subside. I combined the EFI and FODMAP diet. At first I only ate banana, carrots and courgette for fruit/vegs. I started feeling somewhat better, but it took me a while to find out corn is a problem too.
It's really really hard when you're trying so hard and still get ill. We all know I guess .
And still, now I know what I should eat, the diet's still frustrating, mainly because it's so restricting and I keep getting sick by trying out new stuff But, it's better than not knowing and being sick every single day...
Good luck!
-------------------- PI-IBS-C/A nausea & very bad gastric pain
meds: lansoprazol+macrogol
started EFI +FODMAPs 1/2011. 'Relapse' for 8 months. Now partly back on track again with the diet..