Pipi wrote a note u might be interested in a few years ago. U should be able to find it with a CZ search.
To see if your digestion is a part of this delima you could try supplementing at each meal with all the digestive enzymes and hcl also, for a bit of time. Improper digestion due to low digestive components is why so many get temporary relief from fasting or minimilized eating regimins. Since any undigested food proteins absorbed into our bloodstream cause immune reaction we stress our already sub or malfunctioning system evan more.
Dont forget our body is some 20% fat constructed, so we need to eat enough healthy fats to keep rebuilding and functioning properly. (this includes gross as well as subtle organ functioning)