Uc davis health systems advises chewing gum to treat acid reflux, and recommends sugarless bicarbonate gum -- found in the toothpaste aisle of pharmacies -- in particular the website notes that in a study conducted by br smoak at wake forest university, 40 patients suffering from reflux were given either regular sugarless gum or sugarless. Acid reflux sugar free gum. Sugar free chewing gum for gerd 11 foods that help (