Probio-Lite from Golden After 50 Offers a solution to Acid Reflux (GERD). Gastroesophageal reflux disease is a chronic digestive disease. GERD occurs when stomach acid or, occasionally, stomach content, flows back into your food pipe (esophagus). The backwash (reflux) irritates the lining of your esophagus and causes GERD. Both acid reflux and heartburn are common digestive conditions that many people experience from time to time. Probio-Lite could have you relief from it naturaaly: