Hi Jaden, and I hope you will excuse me for intruding into your forum. I don't have IBS but I am lactose intolerant. I'm now on a totally soft diet due to severe gastroparesis, but prior to that was able to find lactose free foods via vegetarian/vegan links online. There are some lovely vegan cheeses and chocolates available - and of course you can eat these safe in the knowledge that they are completely dairy-free, not just lactose free. There are a lot of things out there - right down to cheese sauces, cans of whipped cream, condensed milk. I'm not sure where in the world you are (I'm in Australia) but some examples are
Chocolate and
Dairy Substitutes