Sodium Alginate specifically and by itself can be purchased to help treat non-acid reflux. This is in contrast to trying to obtain Gaviscon Advance or Gaviscon Double Action which can be difficult to obtain for those living in North America. Skip the introduction for bottom line information... Introduction Over time, I have received a number of emails from patients regarding the best type of Gaviscon Advance or Gaviscon Double Action they should purchase for relief of NON -acidic l…