If you checked out this thread....
or alternatively on the Ask Moreless Forum, in the search window, type in "acid reflux" you´ll come up with many answers. The best of course would be to ask Moreless directly at his own website. I think its´s
The ask Moreless Forum, will mention the right URL, if that one is wrong.
The other website mentioned here
is as far as I know redundant.
He used to answer and help loads of folks here on CZ, but now has his own website, as mentioned above.
Good luck !