It can indeed be triggered by alcohol... spicy stuff, u name it. Diff people have diff triggers. Mine was home making such as cakes n biccies, icecream or cream... roast meat would kill me or anything lamb! Keep an eye on it n get some omeprazole in the house as this GA settle it by reducing the bile/acid. It's an over the counter thing so won't do u any harm.Deffo go docs tho as if u get a stuck stone it can be very serious xx