It might be helpful to take some good digestive enzymes and also, if you haven't already, make sure that you eliminate as many environmental toxins as you can like: cosmetics, perfumes, household chemicals, plastics etc. Once you have leaky gut and your body is attacking everything, you can also develop skin reactions to things you come into to contact with as well.
In addition, regarding the foods list, some people react to some things and others don't. Always best to listen to what your body is telling you whether it is conseidered a safe food or not.