Magnesium 250mg tablet, chew and swallow, will dilute the acid, and heal the sphincter. Damage to the sphincter is what is causing the problem. The sphincter is the flap that holds the acid and food back. 1 tablespoon of baking soda in warm water, will help. Do not use if you have high blood pressure, due to its high sodium content. Other recommendations by holistic doctors include 1 tablespoon of apple cider vinegar, to dilute the acid. If this antidote is effective, then you are low in hydrycloric acid, which can be taken in supplement form, HCI, to prevent the acid in the first place. Taken with meals. Do not take if a ulcer has been diagnosed. Other recommended products are kelp and acid ease. Both available thru my article http://IBS-irritable-bowel-syndrome-a-common-sense... Most over the counter acid indegestion products contain aluminum, which has been linked to Alzhiemers.