You can get over food sensitivities. By expanding the diet and not eating the same foods every day you can reduce the risk of food sensitivity. In the meantime you can discover and deal with the cause. Food rotation makes this easier! Matrotation the Swedish app has the recipes. The websitematrotation.com provides you with information and food lists. Matrotation on Facebook provides you with a forum.
Now all you need to do is get started!