I drink Heather’s Tummy Fennel Tea and that helps.
I also drink White tea which I love the taste of.

I think if I remember correctly in the ingredient list Align has Lactose in it.
One without Lactose is Phillips Colon Health daily probiotic.

Align or a generic product
They always have IBS on the boxes

I drink Metamucil as well a probiotic for IBS.
At times my stomach gets swollen and hard.
I have been like for as long as I can remember.
I know lots of fruits and vegetables help as well.

Sometimes a heating pad helps me