No...don't starve yourself!
But I thought maybe, just maybe there could be a fungal root cause. I googled anti-fungal nasal spray, and it does exist. It sure seems like you are trying everything so I thought I'd help you grasp at those straws! Best of luck to you!!!
Mom to 16 year old boy diagnosed in June, 2007.
Omega 3s, digestive enzymes, probiotics, vit. C, calcium w/D3, a good multivitamin and SCD legal yogurt
Started The Maker's Diet in Sept. '07. Gradually learning/using more SCD recipes, too! (cooking challenged)