I would look into paleo diets like the autoimmune protocol(AIP), the idea behind them is that removing certain foods is a lot more important than adding them fo

I would look into paleo diets like the autoimmune protocol(AIP), the idea behind them is that removing certain foods is a lot more important than adding them for that sort of condition. Currently use a paleo/ketogenic diet to manage IBS, and fortunately blueberries (and other low sugar fruits) can fit into this sort of approach.